Home / 6,775.47-10,135.85-5,861.18

Finding the Fourth Proportional to 6,775.47, 10,135.85 and 5,861.18

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Solution

The fourth proportional to 6,775.47, 10,135.85 and 5,861.18 is: 8,768.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.47 : 10,135.85 = 5,861.18 : x
  2. Step 2: Convert to fraction form
    6,775.47/10,135.85 = 5,861.18/x
  3. Step 3: Cross multiply
    6,775.47x = 10,135.85 × 5,861.18
  4. Step 4: Simplify right side
    6,775.47x = 59,407,961.32
  5. Step 5: Solve for x
    x = 59,407,961.32/6,775.47
  6. Step 6: Final answer
    x = 8,768.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.