Home / 9,934.40-14,897.91-2,912.61

Finding the Fourth Proportional to 9,934.40, 14,897.91 and 2,912.61

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Solution

The fourth proportional to 9,934.40, 14,897.91 and 2,912.61 is: 4,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,934.40 : 14,897.91 = 2,912.61 : x
  2. Step 2: Convert to fraction form
    9,934.40/14,897.91 = 2,912.61/x
  3. Step 3: Cross multiply
    9,934.40x = 14,897.91 × 2,912.61
  4. Step 4: Simplify right side
    9,934.40x = 43,391,801.65
  5. Step 5: Solve for x
    x = 43,391,801.65/9,934.40
  6. Step 6: Final answer
    x = 4,367.83

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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.