Home / 2,339.20-3,508.52-607.76

Finding the Fourth Proportional to 2,339.20, 3,508.52 and 607.76

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Solution

The fourth proportional to 2,339.20, 3,508.52 and 607.76 is: 911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.20 : 3,508.52 = 607.76 : x
  2. Step 2: Convert to fraction form
    2,339.20/3,508.52 = 607.76/x
  3. Step 3: Cross multiply
    2,339.20x = 3,508.52 × 607.76
  4. Step 4: Simplify right side
    2,339.20x = 2,132,338.12
  5. Step 5: Solve for x
    x = 2,132,338.12/2,339.20
  6. Step 6: Final answer
    x = 911.57

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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.