Home / 5,258.52-7,256.84-2,900.61

Finding the Fourth Proportional to 5,258.52, 7,256.84 and 2,900.61

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Solution

The fourth proportional to 5,258.52, 7,256.84 and 2,900.61 is: 4,002.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.52 : 7,256.84 = 2,900.61 : x
  2. Step 2: Convert to fraction form
    5,258.52/7,256.84 = 2,900.61/x
  3. Step 3: Cross multiply
    5,258.52x = 7,256.84 × 2,900.61
  4. Step 4: Simplify right side
    5,258.52x = 21,049,248.17
  5. Step 5: Solve for x
    x = 21,049,248.17/5,258.52
  6. Step 6: Final answer
    x = 4,002.88

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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.