Home / 11,098.08-15,311.88-10,258.92

Finding the Fourth Proportional to 11,098.08, 15,311.88 and 10,258.92

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Solution

The fourth proportional to 11,098.08, 15,311.88 and 10,258.92 is: 14,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.08 : 15,311.88 = 10,258.92 : x
  2. Step 2: Convert to fraction form
    11,098.08/15,311.88 = 10,258.92/x
  3. Step 3: Cross multiply
    11,098.08x = 15,311.88 × 10,258.92
  4. Step 4: Simplify right side
    11,098.08x = 157,083,351.97
  5. Step 5: Solve for x
    x = 157,083,351.97/11,098.08
  6. Step 6: Final answer
    x = 14,154.10

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1.5x scale

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.