Home / 10,554.59-15,839.66-5,007.95

Finding the Fourth Proportional to 10,554.59, 15,839.66 and 5,007.95

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Solution

The fourth proportional to 10,554.59, 15,839.66 and 5,007.95 is: 7,515.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.59 : 15,839.66 = 5,007.95 : x
  2. Step 2: Convert to fraction form
    10,554.59/15,839.66 = 5,007.95/x
  3. Step 3: Cross multiply
    10,554.59x = 15,839.66 × 5,007.95
  4. Step 4: Simplify right side
    10,554.59x = 79,324,121.06
  5. Step 5: Solve for x
    x = 79,324,121.06/10,554.59
  6. Step 6: Final answer
    x = 7,515.61

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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.