Home / 9,719.12-14,578.68-2,793.62

Finding the Fourth Proportional to 9,719.12, 14,578.68 and 2,793.62

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Solution

The fourth proportional to 9,719.12, 14,578.68 and 2,793.62 is: 4,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719.12 : 14,578.68 = 2,793.62 : x
  2. Step 2: Convert to fraction form
    9,719.12/14,578.68 = 2,793.62/x
  3. Step 3: Cross multiply
    9,719.12x = 14,578.68 × 2,793.62
  4. Step 4: Simplify right side
    9,719.12x = 40,727,292.02
  5. Step 5: Solve for x
    x = 40,727,292.02/9,719.12
  6. Step 6: Final answer
    x = 4,190.43

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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.