Home / 10,438.53-14,404.28-5,961.39

Finding the Fourth Proportional to 10,438.53, 14,404.28 and 5,961.39

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Solution

The fourth proportional to 10,438.53, 14,404.28 and 5,961.39 is: 8,226.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,438.53 : 14,404.28 = 5,961.39 : x
  2. Step 2: Convert to fraction form
    10,438.53/14,404.28 = 5,961.39/x
  3. Step 3: Cross multiply
    10,438.53x = 14,404.28 × 5,961.39
  4. Step 4: Simplify right side
    10,438.53x = 85,869,500.94
  5. Step 5: Solve for x
    x = 85,869,500.94/10,438.53
  6. Step 6: Final answer
    x = 8,226.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.