Home / 2,380.18-3,284.68-1,332.58

Finding the Fourth Proportional to 2,380.18, 3,284.68 and 1,332.58

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Solution

The fourth proportional to 2,380.18, 3,284.68 and 1,332.58 is: 1,838.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.18 : 3,284.68 = 1,332.58 : x
  2. Step 2: Convert to fraction form
    2,380.18/3,284.68 = 1,332.58/x
  3. Step 3: Cross multiply
    2,380.18x = 3,284.68 × 1,332.58
  4. Step 4: Simplify right side
    2,380.18x = 4,377,098.87
  5. Step 5: Solve for x
    x = 4,377,098.87/2,380.18
  6. Step 6: Final answer
    x = 1,838.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.