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Finding the Fourth Proportional to 4,488.33, 6,722.06 and 4,332.60

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Solution

The fourth proportional to 4,488.33, 6,722.06 and 4,332.60 is: 6,488.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.33 : 6,722.06 = 4,332.60 : x
  2. Step 2: Convert to fraction form
    4,488.33/6,722.06 = 4,332.60/x
  3. Step 3: Cross multiply
    4,488.33x = 6,722.06 × 4,332.60
  4. Step 4: Simplify right side
    4,488.33x = 29,123,975.49
  5. Step 5: Solve for x
    x = 29,123,975.49/4,488.33
  6. Step 6: Final answer
    x = 6,488.82

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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.