Home / 10,404.24-15,607.70-5,474.10

Finding the Fourth Proportional to 10,404.24, 15,607.70 and 5,474.10

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Solution

The fourth proportional to 10,404.24, 15,607.70 and 5,474.10 is: 8,211.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404.24 : 15,607.70 = 5,474.10 : x
  2. Step 2: Convert to fraction form
    10,404.24/15,607.70 = 5,474.10/x
  3. Step 3: Cross multiply
    10,404.24x = 15,607.70 × 5,474.10
  4. Step 4: Simplify right side
    10,404.24x = 85,438,110.57
  5. Step 5: Solve for x
    x = 85,438,110.57/10,404.24
  6. Step 6: Final answer
    x = 8,211.86

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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.