Home / 8,850.20-12,217.12-5,860.76

Finding the Fourth Proportional to 8,850.20, 12,217.12 and 5,860.76

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Solution

The fourth proportional to 8,850.20, 12,217.12 and 5,860.76 is: 8,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.20 : 12,217.12 = 5,860.76 : x
  2. Step 2: Convert to fraction form
    8,850.20/12,217.12 = 5,860.76/x
  3. Step 3: Cross multiply
    8,850.20x = 12,217.12 × 5,860.76
  4. Step 4: Simplify right side
    8,850.20x = 71,601,608.21
  5. Step 5: Solve for x
    x = 71,601,608.21/8,850.20
  6. Step 6: Final answer
    x = 8,090.39

Related Problems

Find fourth proportional to 4,425.10, 6,108.56 and 2,930.38
Half scale
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Double scale
Find fourth proportional to 8,851.20, 12,218.50 and 5,861.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.