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Finding the Fourth Proportional to 4,488.59, 6,733.88 and 1,368.87

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Solution

The fourth proportional to 4,488.59, 6,733.88 and 1,368.87 is: 2,053.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.59 : 6,733.88 = 1,368.87 : x
  2. Step 2: Convert to fraction form
    4,488.59/6,733.88 = 1,368.87/x
  3. Step 3: Cross multiply
    4,488.59x = 6,733.88 × 1,368.87
  4. Step 4: Simplify right side
    4,488.59x = 9,217,799.47
  5. Step 5: Solve for x
    x = 9,217,799.47/4,488.59
  6. Step 6: Final answer
    x = 2,053.61

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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.