Home / 9,988.18-14,983.11-3,414.82

Finding the Fourth Proportional to 9,988.18, 14,983.11 and 3,414.82

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Solution

The fourth proportional to 9,988.18, 14,983.11 and 3,414.82 is: 5,122.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.18 : 14,983.11 = 3,414.82 : x
  2. Step 2: Convert to fraction form
    9,988.18/14,983.11 = 3,414.82/x
  3. Step 3: Cross multiply
    9,988.18x = 14,983.11 × 3,414.82
  4. Step 4: Simplify right side
    9,988.18x = 51,164,623.69
  5. Step 5: Solve for x
    x = 51,164,623.69/9,988.18
  6. Step 6: Final answer
    x = 5,122.52

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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.