Home / 5,164.24-7,126.76-3,175.92

Finding the Fourth Proportional to 5,164.24, 7,126.76 and 3,175.92

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Solution

The fourth proportional to 5,164.24, 7,126.76 and 3,175.92 is: 4,382.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.24 : 7,126.76 = 3,175.92 : x
  2. Step 2: Convert to fraction form
    5,164.24/7,126.76 = 3,175.92/x
  3. Step 3: Cross multiply
    5,164.24x = 7,126.76 × 3,175.92
  4. Step 4: Simplify right side
    5,164.24x = 22,634,019.62
  5. Step 5: Solve for x
    x = 22,634,019.62/5,164.24
  6. Step 6: Final answer
    x = 4,382.84

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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.