Home / 10,258.92-15,377.24-5,254.43

Finding the Fourth Proportional to 10,258.92, 15,377.24 and 5,254.43

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Solution

The fourth proportional to 10,258.92, 15,377.24 and 5,254.43 is: 7,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.92 : 15,377.24 = 5,254.43 : x
  2. Step 2: Convert to fraction form
    10,258.92/15,377.24 = 5,254.43/x
  3. Step 3: Cross multiply
    10,258.92x = 15,377.24 × 5,254.43
  4. Step 4: Simplify right side
    10,258.92x = 80,798,567.42
  5. Step 5: Solve for x
    x = 80,798,567.42/10,258.92
  6. Step 6: Final answer
    x = 7,875.93

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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.