Home / 10,269.38-15,431.40-5,592.84

Finding the Fourth Proportional to 10,269.38, 15,431.40 and 5,592.84

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Solution

The fourth proportional to 10,269.38, 15,431.40 and 5,592.84 is: 8,404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.38 : 15,431.40 = 5,592.84 : x
  2. Step 2: Convert to fraction form
    10,269.38/15,431.40 = 5,592.84/x
  3. Step 3: Cross multiply
    10,269.38x = 15,431.40 × 5,592.84
  4. Step 4: Simplify right side
    10,269.38x = 86,305,351.18
  5. Step 5: Solve for x
    x = 86,305,351.18/10,269.38
  6. Step 6: Final answer
    x = 8,404.14

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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.