Home / 10,098.79-15,155.11-3,524.98

Finding the Fourth Proportional to 10,098.79, 15,155.11 and 3,524.98

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Solution

The fourth proportional to 10,098.79, 15,155.11 and 3,524.98 is: 5,289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.79 : 15,155.11 = 3,524.98 : x
  2. Step 2: Convert to fraction form
    10,098.79/15,155.11 = 3,524.98/x
  3. Step 3: Cross multiply
    10,098.79x = 15,155.11 × 3,524.98
  4. Step 4: Simplify right side
    10,098.79x = 53,421,366.25
  5. Step 5: Solve for x
    x = 53,421,366.25/10,098.79
  6. Step 6: Final answer
    x = 5,289.88

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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.