Home / 10,258.05-15,387.19-2,862.06

Finding the Fourth Proportional to 10,258.05, 15,387.19 and 2,862.06

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Solution

The fourth proportional to 10,258.05, 15,387.19 and 2,862.06 is: 4,293.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.05 : 15,387.19 = 2,862.06 : x
  2. Step 2: Convert to fraction form
    10,258.05/15,387.19 = 2,862.06/x
  3. Step 3: Cross multiply
    10,258.05x = 15,387.19 × 2,862.06
  4. Step 4: Simplify right side
    10,258.05x = 44,039,061.01
  5. Step 5: Solve for x
    x = 44,039,061.01/10,258.05
  6. Step 6: Final answer
    x = 4,293.12

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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.