Home / 11,236.32-15,493.68-7,252.20

Finding the Fourth Proportional to 11,236.32, 15,493.68 and 7,252.20

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Solution

The fourth proportional to 11,236.32, 15,493.68 and 7,252.20 is: 10,000.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.32 : 15,493.68 = 7,252.20 : x
  2. Step 2: Convert to fraction form
    11,236.32/15,493.68 = 7,252.20/x
  3. Step 3: Cross multiply
    11,236.32x = 15,493.68 × 7,252.20
  4. Step 4: Simplify right side
    11,236.32x = 112,363,266.10
  5. Step 5: Solve for x
    x = 112,363,266.10/11,236.32
  6. Step 6: Final answer
    x = 10,000.01

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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.