Home / 10,570.90-15,834.82-5,007.38

Finding the Fourth Proportional to 10,570.90, 15,834.82 and 5,007.38

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Solution

The fourth proportional to 10,570.90, 15,834.82 and 5,007.38 is: 7,500.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,570.90 : 15,834.82 = 5,007.38 : x
  2. Step 2: Convert to fraction form
    10,570.90/15,834.82 = 5,007.38/x
  3. Step 3: Cross multiply
    10,570.90x = 15,834.82 × 5,007.38
  4. Step 4: Simplify right side
    10,570.90x = 79,290,960.97
  5. Step 5: Solve for x
    x = 79,290,960.97/10,570.90
  6. Step 6: Final answer
    x = 7,500.87

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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.