Home / 10,040.45-15,057.90-5,592.65

Finding the Fourth Proportional to 10,040.45, 15,057.90 and 5,592.65

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Solution

The fourth proportional to 10,040.45, 15,057.90 and 5,592.65 is: 8,387.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.45 : 15,057.90 = 5,592.65 : x
  2. Step 2: Convert to fraction form
    10,040.45/15,057.90 = 5,592.65/x
  3. Step 3: Cross multiply
    10,040.45x = 15,057.90 × 5,592.65
  4. Step 4: Simplify right side
    10,040.45x = 84,213,489.15
  5. Step 5: Solve for x
    x = 84,213,489.15/10,040.45
  6. Step 6: Final answer
    x = 8,387.43

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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.