Home / 6,590.28-9,881.82-2,691.48

Finding the Fourth Proportional to 6,590.28, 9,881.82 and 2,691.48

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Solution

The fourth proportional to 6,590.28, 9,881.82 and 2,691.48 is: 4,035.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590.28 : 9,881.82 = 2,691.48 : x
  2. Step 2: Convert to fraction form
    6,590.28/9,881.82 = 2,691.48/x
  3. Step 3: Cross multiply
    6,590.28x = 9,881.82 × 2,691.48
  4. Step 4: Simplify right side
    6,590.28x = 26,596,720.89
  5. Step 5: Solve for x
    x = 26,596,720.89/6,590.28
  6. Step 6: Final answer
    x = 4,035.75

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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.