Home / 9,086.04-12,538.08-5,107.73

Finding the Fourth Proportional to 9,086.04, 12,538.08 and 5,107.73

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Solution

The fourth proportional to 9,086.04, 12,538.08 and 5,107.73 is: 7,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.04 : 12,538.08 = 5,107.73 : x
  2. Step 2: Convert to fraction form
    9,086.04/12,538.08 = 5,107.73/x
  3. Step 3: Cross multiply
    9,086.04x = 12,538.08 × 5,107.73
  4. Step 4: Simplify right side
    9,086.04x = 64,041,064.67
  5. Step 5: Solve for x
    x = 64,041,064.67/9,086.04
  6. Step 6: Final answer
    x = 7,048.29

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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.