Home / 10,255.66-15,385.13-3,594.02

Finding the Fourth Proportional to 10,255.66, 15,385.13 and 3,594.02

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Solution

The fourth proportional to 10,255.66, 15,385.13 and 3,594.02 is: 5,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.66 : 15,385.13 = 3,594.02 : x
  2. Step 2: Convert to fraction form
    10,255.66/15,385.13 = 3,594.02/x
  3. Step 3: Cross multiply
    10,255.66x = 15,385.13 × 3,594.02
  4. Step 4: Simplify right side
    10,255.66x = 55,294,464.92
  5. Step 5: Solve for x
    x = 55,294,464.92/10,255.66
  6. Step 6: Final answer
    x = 5,391.60

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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.