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Finding the Fourth Proportional to 3,337.81, 5,006.71 and 1,488.48

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Solution

The fourth proportional to 3,337.81, 5,006.71 and 1,488.48 is: 2,232.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.81 : 5,006.71 = 1,488.48 : x
  2. Step 2: Convert to fraction form
    3,337.81/5,006.71 = 1,488.48/x
  3. Step 3: Cross multiply
    3,337.81x = 5,006.71 × 1,488.48
  4. Step 4: Simplify right side
    3,337.81x = 7,452,370.79
  5. Step 5: Solve for x
    x = 7,452,370.79/3,337.81
  6. Step 6: Final answer
    x = 2,232.71

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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.