Home / 5,269.96-7,904.46-1,982.92

Finding the Fourth Proportional to 5,269.96, 7,904.46 and 1,982.92

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Solution

The fourth proportional to 5,269.96, 7,904.46 and 1,982.92 is: 2,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.96 : 7,904.46 = 1,982.92 : x
  2. Step 2: Convert to fraction form
    5,269.96/7,904.46 = 1,982.92/x
  3. Step 3: Cross multiply
    5,269.96x = 7,904.46 × 1,982.92
  4. Step 4: Simplify right side
    5,269.96x = 15,673,911.82
  5. Step 5: Solve for x
    x = 15,673,911.82/5,269.96
  6. Step 6: Final answer
    x = 2,974.20

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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.