Home / 10,299.60-15,440.16-3,724.24

Finding the Fourth Proportional to 10,299.60, 15,440.16 and 3,724.24

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Solution

The fourth proportional to 10,299.60, 15,440.16 and 3,724.24 is: 5,583.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.60 : 15,440.16 = 3,724.24 : x
  2. Step 2: Convert to fraction form
    10,299.60/15,440.16 = 3,724.24/x
  3. Step 3: Cross multiply
    10,299.60x = 15,440.16 × 3,724.24
  4. Step 4: Simplify right side
    10,299.60x = 57,502,861.48
  5. Step 5: Solve for x
    x = 57,502,861.48/10,299.60
  6. Step 6: Final answer
    x = 5,583.02

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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.