Home / 7,565.04-11,347.56-3,183.12

Finding the Fourth Proportional to 7,565.04, 11,347.56 and 3,183.12

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Solution

The fourth proportional to 7,565.04, 11,347.56 and 3,183.12 is: 4,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.04 : 11,347.56 = 3,183.12 : x
  2. Step 2: Convert to fraction form
    7,565.04/11,347.56 = 3,183.12/x
  3. Step 3: Cross multiply
    7,565.04x = 11,347.56 × 3,183.12
  4. Step 4: Simplify right side
    7,565.04x = 36,120,645.19
  5. Step 5: Solve for x
    x = 36,120,645.19/7,565.04
  6. Step 6: Final answer
    x = 4,774.68

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.