Home / 9,988.08-14,976.68-3,061.68

Finding the Fourth Proportional to 9,988.08, 14,976.68 and 3,061.68

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Solution

The fourth proportional to 9,988.08, 14,976.68 and 3,061.68 is: 4,590.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.08 : 14,976.68 = 3,061.68 : x
  2. Step 2: Convert to fraction form
    9,988.08/14,976.68 = 3,061.68/x
  3. Step 3: Cross multiply
    9,988.08x = 14,976.68 × 3,061.68
  4. Step 4: Simplify right side
    9,988.08x = 45,853,801.62
  5. Step 5: Solve for x
    x = 45,853,801.62/9,988.08
  6. Step 6: Final answer
    x = 4,590.85

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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.