Home / 5,273.43-7,276.66-2,915.61

Finding the Fourth Proportional to 5,273.43, 7,276.66 and 2,915.61

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Solution

The fourth proportional to 5,273.43, 7,276.66 and 2,915.61 is: 4,023.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.43 : 7,276.66 = 2,915.61 : x
  2. Step 2: Convert to fraction form
    5,273.43/7,276.66 = 2,915.61/x
  3. Step 3: Cross multiply
    5,273.43x = 7,276.66 × 2,915.61
  4. Step 4: Simplify right side
    5,273.43x = 21,215,902.66
  5. Step 5: Solve for x
    x = 21,215,902.66/5,273.43
  6. Step 6: Final answer
    x = 4,023.17

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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.