Home / 3,708.47-5,562.71-1,488.30

Finding the Fourth Proportional to 3,708.47, 5,562.71 and 1,488.30

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Solution

The fourth proportional to 3,708.47, 5,562.71 and 1,488.30 is: 2,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.47 : 5,562.71 = 1,488.30 : x
  2. Step 2: Convert to fraction form
    3,708.47/5,562.71 = 1,488.30/x
  3. Step 3: Cross multiply
    3,708.47x = 5,562.71 × 1,488.30
  4. Step 4: Simplify right side
    3,708.47x = 8,278,973.85
  5. Step 5: Solve for x
    x = 8,278,973.85/3,708.47
  6. Step 6: Final answer
    x = 2,232.45

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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.