Home / 5,447.93-7,517.84-3,057.57

Finding the Fourth Proportional to 5,447.93, 7,517.84 and 3,057.57

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Solution

The fourth proportional to 5,447.93, 7,517.84 and 3,057.57 is: 4,219.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.93 : 7,517.84 = 3,057.57 : x
  2. Step 2: Convert to fraction form
    5,447.93/7,517.84 = 3,057.57/x
  3. Step 3: Cross multiply
    5,447.93x = 7,517.84 × 3,057.57
  4. Step 4: Simplify right side
    5,447.93x = 22,986,306.76
  5. Step 5: Solve for x
    x = 22,986,306.76/5,447.93
  6. Step 6: Final answer
    x = 4,219.28

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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.