Home / 2,565.74-3,845.25-1,159.11

Finding the Fourth Proportional to 2,565.74, 3,845.25 and 1,159.11

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Solution

The fourth proportional to 2,565.74, 3,845.25 and 1,159.11 is: 1,737.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.74 : 3,845.25 = 1,159.11 : x
  2. Step 2: Convert to fraction form
    2,565.74/3,845.25 = 1,159.11/x
  3. Step 3: Cross multiply
    2,565.74x = 3,845.25 × 1,159.11
  4. Step 4: Simplify right side
    2,565.74x = 4,457,042.71
  5. Step 5: Solve for x
    x = 4,457,042.71/2,565.74
  6. Step 6: Final answer
    x = 1,737.14

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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.