Home / 10,088.08-15,132.30-4,892.68

Finding the Fourth Proportional to 10,088.08, 15,132.30 and 4,892.68

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Solution

The fourth proportional to 10,088.08, 15,132.30 and 4,892.68 is: 7,339.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.08 : 15,132.30 = 4,892.68 : x
  2. Step 2: Convert to fraction form
    10,088.08/15,132.30 = 4,892.68/x
  3. Step 3: Cross multiply
    10,088.08x = 15,132.30 × 4,892.68
  4. Step 4: Simplify right side
    10,088.08x = 74,037,501.56
  5. Step 5: Solve for x
    x = 74,037,501.56/10,088.08
  6. Step 6: Final answer
    x = 7,339.11

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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.