Home / 12,544.04-17,311.08-6,879.02

Finding the Fourth Proportional to 12,544.04, 17,311.08 and 6,879.02

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Solution

The fourth proportional to 12,544.04, 17,311.08 and 6,879.02 is: 9,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.04 : 17,311.08 = 6,879.02 : x
  2. Step 2: Convert to fraction form
    12,544.04/17,311.08 = 6,879.02/x
  3. Step 3: Cross multiply
    12,544.04x = 17,311.08 × 6,879.02
  4. Step 4: Simplify right side
    12,544.04x = 119,083,265.54
  5. Step 5: Solve for x
    x = 119,083,265.54/12,544.04
  6. Step 6: Final answer
    x = 9,493.21

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Half scale
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Double scale
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Similar ratio
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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.