Home / 9,959.43-14,937.93-4,115.28

Finding the Fourth Proportional to 9,959.43, 14,937.93 and 4,115.28

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Solution

The fourth proportional to 9,959.43, 14,937.93 and 4,115.28 is: 6,172.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.43 : 14,937.93 = 4,115.28 : x
  2. Step 2: Convert to fraction form
    9,959.43/14,937.93 = 4,115.28/x
  3. Step 3: Cross multiply
    9,959.43x = 14,937.93 × 4,115.28
  4. Step 4: Simplify right side
    9,959.43x = 61,473,764.57
  5. Step 5: Solve for x
    x = 61,473,764.57/9,959.43
  6. Step 6: Final answer
    x = 6,172.42

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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.