Home / 9,249.19-12,763.98-5,057.44

Finding the Fourth Proportional to 9,249.19, 12,763.98 and 5,057.44

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Solution

The fourth proportional to 9,249.19, 12,763.98 and 5,057.44 is: 6,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.19 : 12,763.98 = 5,057.44 : x
  2. Step 2: Convert to fraction form
    9,249.19/12,763.98 = 5,057.44/x
  3. Step 3: Cross multiply
    9,249.19x = 12,763.98 × 5,057.44
  4. Step 4: Simplify right side
    9,249.19x = 64,553,031.10
  5. Step 5: Solve for x
    x = 64,553,031.10/9,249.19
  6. Step 6: Final answer
    x = 6,979.32

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Half scale
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Double scale
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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.