Home / 5,086.68-7,017.28-3,294.75

Finding the Fourth Proportional to 5,086.68, 7,017.28 and 3,294.75

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Solution

The fourth proportional to 5,086.68, 7,017.28 and 3,294.75 is: 4,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.68 : 7,017.28 = 3,294.75 : x
  2. Step 2: Convert to fraction form
    5,086.68/7,017.28 = 3,294.75/x
  3. Step 3: Cross multiply
    5,086.68x = 7,017.28 × 3,294.75
  4. Step 4: Simplify right side
    5,086.68x = 23,120,193.27
  5. Step 5: Solve for x
    x = 23,120,193.27/5,086.68
  6. Step 6: Final answer
    x = 4,545.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.