Home / 9,249.24-12,764.34-5,057.76

Finding the Fourth Proportional to 9,249.24, 12,764.34 and 5,057.76

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Solution

The fourth proportional to 9,249.24, 12,764.34 and 5,057.76 is: 6,979.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.24 : 12,764.34 = 5,057.76 : x
  2. Step 2: Convert to fraction form
    9,249.24/12,764.34 = 5,057.76/x
  3. Step 3: Cross multiply
    9,249.24x = 12,764.34 × 5,057.76
  4. Step 4: Simplify right side
    9,249.24x = 64,558,968.28
  5. Step 5: Solve for x
    x = 64,558,968.28/9,249.24
  6. Step 6: Final answer
    x = 6,979.92

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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.