Home / 2,377.29-3,565.95-1,440.47

Finding the Fourth Proportional to 2,377.29, 3,565.95 and 1,440.47

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Solution

The fourth proportional to 2,377.29, 3,565.95 and 1,440.47 is: 2,160.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.29 : 3,565.95 = 1,440.47 : x
  2. Step 2: Convert to fraction form
    2,377.29/3,565.95 = 1,440.47/x
  3. Step 3: Cross multiply
    2,377.29x = 3,565.95 × 1,440.47
  4. Step 4: Simplify right side
    2,377.29x = 5,136,652.91
  5. Step 5: Solve for x
    x = 5,136,652.91/2,377.29
  6. Step 6: Final answer
    x = 2,160.72

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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.