Home / 3,569.60-5,355.48-2,531.61

Finding the Fourth Proportional to 3,569.60, 5,355.48 and 2,531.61

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Solution

The fourth proportional to 3,569.60, 5,355.48 and 2,531.61 is: 3,798.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.60 : 5,355.48 = 2,531.61 : x
  2. Step 2: Convert to fraction form
    3,569.60/5,355.48 = 2,531.61/x
  3. Step 3: Cross multiply
    3,569.60x = 5,355.48 × 2,531.61
  4. Step 4: Simplify right side
    3,569.60x = 13,557,986.72
  5. Step 5: Solve for x
    x = 13,557,986.72/3,569.60
  6. Step 6: Final answer
    x = 3,798.19

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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.