Home / 2,317.38-3,472.00-1,929.87

Finding the Fourth Proportional to 2,317.38, 3,472.00 and 1,929.87

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Solution

The fourth proportional to 2,317.38, 3,472.00 and 1,929.87 is: 2,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.38 : 3,472.00 = 1,929.87 : x
  2. Step 2: Convert to fraction form
    2,317.38/3,472.00 = 1,929.87/x
  3. Step 3: Cross multiply
    2,317.38x = 3,472.00 × 1,929.87
  4. Step 4: Simplify right side
    2,317.38x = 6,700,503.82
  5. Step 5: Solve for x
    x = 6,700,503.82/2,317.38
  6. Step 6: Final answer
    x = 2,891.42

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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.