Home / 5,397.59-8,084.66-2,618.42

Finding the Fourth Proportional to 5,397.59, 8,084.66 and 2,618.42

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Solution

The fourth proportional to 5,397.59, 8,084.66 and 2,618.42 is: 3,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.59 : 8,084.66 = 2,618.42 : x
  2. Step 2: Convert to fraction form
    5,397.59/8,084.66 = 2,618.42/x
  3. Step 3: Cross multiply
    5,397.59x = 8,084.66 × 2,618.42
  4. Step 4: Simplify right side
    5,397.59x = 21,169,035.44
  5. Step 5: Solve for x
    x = 21,169,035.44/5,397.59
  6. Step 6: Final answer
    x = 3,921.94

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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.