Home / 7,439.96-11,159.95-2,245.84

Finding the Fourth Proportional to 7,439.96, 11,159.95 and 2,245.84

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Solution

The fourth proportional to 7,439.96, 11,159.95 and 2,245.84 is: 3,368.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.96 : 11,159.95 = 2,245.84 : x
  2. Step 2: Convert to fraction form
    7,439.96/11,159.95 = 2,245.84/x
  3. Step 3: Cross multiply
    7,439.96x = 11,159.95 × 2,245.84
  4. Step 4: Simplify right side
    7,439.96x = 25,063,428.59
  5. Step 5: Solve for x
    x = 25,063,428.59/7,439.96
  6. Step 6: Final answer
    x = 3,368.76

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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.