Home / 2,565.38-3,848.09-1,084.84

Finding the Fourth Proportional to 2,565.38, 3,848.09 and 1,084.84

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Solution

The fourth proportional to 2,565.38, 3,848.09 and 1,084.84 is: 1,627.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.38 : 3,848.09 = 1,084.84 : x
  2. Step 2: Convert to fraction form
    2,565.38/3,848.09 = 1,084.84/x
  3. Step 3: Cross multiply
    2,565.38x = 3,848.09 × 1,084.84
  4. Step 4: Simplify right side
    2,565.38x = 4,174,546.91
  5. Step 5: Solve for x
    x = 4,174,546.91/2,565.38
  6. Step 6: Final answer
    x = 1,627.26

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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.