Home / 7,544.20-11,314.50-2,278.12

Finding the Fourth Proportional to 7,544.20, 11,314.50 and 2,278.12

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Solution

The fourth proportional to 7,544.20, 11,314.50 and 2,278.12 is: 3,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.20 : 11,314.50 = 2,278.12 : x
  2. Step 2: Convert to fraction form
    7,544.20/11,314.50 = 2,278.12/x
  3. Step 3: Cross multiply
    7,544.20x = 11,314.50 × 2,278.12
  4. Step 4: Simplify right side
    7,544.20x = 25,775,788.74
  5. Step 5: Solve for x
    x = 25,775,788.74/7,544.20
  6. Step 6: Final answer
    x = 3,416.64

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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.