Home / 5,254.72-7,251.28-3,015.04

Finding the Fourth Proportional to 5,254.72, 7,251.28 and 3,015.04

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Solution

The fourth proportional to 5,254.72, 7,251.28 and 3,015.04 is: 4,160.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.72 : 7,251.28 = 3,015.04 : x
  2. Step 2: Convert to fraction form
    5,254.72/7,251.28 = 3,015.04/x
  3. Step 3: Cross multiply
    5,254.72x = 7,251.28 × 3,015.04
  4. Step 4: Simplify right side
    5,254.72x = 21,862,899.25
  5. Step 5: Solve for x
    x = 21,862,899.25/5,254.72
  6. Step 6: Final answer
    x = 4,160.62

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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.