Home / 3,672.61-5,508.68-1,207.52

Finding the Fourth Proportional to 3,672.61, 5,508.68 and 1,207.52

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Solution

The fourth proportional to 3,672.61, 5,508.68 and 1,207.52 is: 1,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.61 : 5,508.68 = 1,207.52 : x
  2. Step 2: Convert to fraction form
    3,672.61/5,508.68 = 1,207.52/x
  3. Step 3: Cross multiply
    3,672.61x = 5,508.68 × 1,207.52
  4. Step 4: Simplify right side
    3,672.61x = 6,651,828.35
  5. Step 5: Solve for x
    x = 6,651,828.35/3,672.61
  6. Step 6: Final answer
    x = 1,811.20

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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.