Home / 10,988.60-16,481.21-3,593.10

Finding the Fourth Proportional to 10,988.60, 16,481.21 and 3,593.10

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Solution

The fourth proportional to 10,988.60, 16,481.21 and 3,593.10 is: 5,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.60 : 16,481.21 = 3,593.10 : x
  2. Step 2: Convert to fraction form
    10,988.60/16,481.21 = 3,593.10/x
  3. Step 3: Cross multiply
    10,988.60x = 16,481.21 × 3,593.10
  4. Step 4: Simplify right side
    10,988.60x = 59,218,635.65
  5. Step 5: Solve for x
    x = 59,218,635.65/10,988.60
  6. Step 6: Final answer
    x = 5,389.10

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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.