Home / 7,496.64-11,249.82-3,117.24

Finding the Fourth Proportional to 7,496.64, 11,249.82 and 3,117.24

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Solution

The fourth proportional to 7,496.64, 11,249.82 and 3,117.24 is: 4,677.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496.64 : 11,249.82 = 3,117.24 : x
  2. Step 2: Convert to fraction form
    7,496.64/11,249.82 = 3,117.24/x
  3. Step 3: Cross multiply
    7,496.64x = 11,249.82 × 3,117.24
  4. Step 4: Simplify right side
    7,496.64x = 35,068,388.90
  5. Step 5: Solve for x
    x = 35,068,388.90/7,496.64
  6. Step 6: Final answer
    x = 4,677.88

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1.5x scale

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.