Home / 11,098.62-15,298.30-7,512.44

Finding the Fourth Proportional to 11,098.62, 15,298.30 and 7,512.44

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Solution

The fourth proportional to 11,098.62, 15,298.30 and 7,512.44 is: 10,355.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.62 : 15,298.30 = 7,512.44 : x
  2. Step 2: Convert to fraction form
    11,098.62/15,298.30 = 7,512.44/x
  3. Step 3: Cross multiply
    11,098.62x = 15,298.30 × 7,512.44
  4. Step 4: Simplify right side
    11,098.62x = 114,927,560.85
  5. Step 5: Solve for x
    x = 114,927,560.85/11,098.62
  6. Step 6: Final answer
    x = 10,355.12

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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.