Home / 5,256.60-7,253.16-3,239.28

Finding the Fourth Proportional to 5,256.60, 7,253.16 and 3,239.28

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Solution

The fourth proportional to 5,256.60, 7,253.16 and 3,239.28 is: 4,469.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.60 : 7,253.16 = 3,239.28 : x
  2. Step 2: Convert to fraction form
    5,256.60/7,253.16 = 3,239.28/x
  3. Step 3: Cross multiply
    5,256.60x = 7,253.16 × 3,239.28
  4. Step 4: Simplify right side
    5,256.60x = 23,495,016.12
  5. Step 5: Solve for x
    x = 23,495,016.12/5,256.60
  6. Step 6: Final answer
    x = 4,469.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.