Home / 10,194.32-15,290.04-4,998.80

Finding the Fourth Proportional to 10,194.32, 15,290.04 and 4,998.80

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Solution

The fourth proportional to 10,194.32, 15,290.04 and 4,998.80 is: 7,497.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.32 : 15,290.04 = 4,998.80 : x
  2. Step 2: Convert to fraction form
    10,194.32/15,290.04 = 4,998.80/x
  3. Step 3: Cross multiply
    10,194.32x = 15,290.04 × 4,998.80
  4. Step 4: Simplify right side
    10,194.32x = 76,431,851.95
  5. Step 5: Solve for x
    x = 76,431,851.95/10,194.32
  6. Step 6: Final answer
    x = 7,497.49

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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.