Home / 7,688.38-11,532.57-2,494.25

Finding the Fourth Proportional to 7,688.38, 11,532.57 and 2,494.25

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Solution

The fourth proportional to 7,688.38, 11,532.57 and 2,494.25 is: 3,741.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.38 : 11,532.57 = 2,494.25 : x
  2. Step 2: Convert to fraction form
    7,688.38/11,532.57 = 2,494.25/x
  3. Step 3: Cross multiply
    7,688.38x = 11,532.57 × 2,494.25
  4. Step 4: Simplify right side
    7,688.38x = 28,765,112.72
  5. Step 5: Solve for x
    x = 28,765,112.72/7,688.38
  6. Step 6: Final answer
    x = 3,741.38

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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.