Home / 8,850.12-12,213.75-5,860.81

Finding the Fourth Proportional to 8,850.12, 12,213.75 and 5,860.81

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Solution

The fourth proportional to 8,850.12, 12,213.75 and 5,860.81 is: 8,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.12 : 12,213.75 = 5,860.81 : x
  2. Step 2: Convert to fraction form
    8,850.12/12,213.75 = 5,860.81/x
  3. Step 3: Cross multiply
    8,850.12x = 12,213.75 × 5,860.81
  4. Step 4: Simplify right side
    8,850.12x = 71,582,468.14
  5. Step 5: Solve for x
    x = 71,582,468.14/8,850.12
  6. Step 6: Final answer
    x = 8,088.30

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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.