Home / 11,251.20-15,524.16-6,533.76

Finding the Fourth Proportional to 11,251.20, 15,524.16 and 6,533.76

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Solution

The fourth proportional to 11,251.20, 15,524.16 and 6,533.76 is: 9,015.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.20 : 15,524.16 = 6,533.76 : x
  2. Step 2: Convert to fraction form
    11,251.20/15,524.16 = 6,533.76/x
  3. Step 3: Cross multiply
    11,251.20x = 15,524.16 × 6,533.76
  4. Step 4: Simplify right side
    11,251.20x = 101,431,135.64
  5. Step 5: Solve for x
    x = 101,431,135.64/11,251.20
  6. Step 6: Final answer
    x = 9,015.14

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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.