Home / 5,447.46-7,517.34-3,089.55

Finding the Fourth Proportional to 5,447.46, 7,517.34 and 3,089.55

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Solution

The fourth proportional to 5,447.46, 7,517.34 and 3,089.55 is: 4,263.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.46 : 7,517.34 = 3,089.55 : x
  2. Step 2: Convert to fraction form
    5,447.46/7,517.34 = 3,089.55/x
  3. Step 3: Cross multiply
    5,447.46x = 7,517.34 × 3,089.55
  4. Step 4: Simplify right side
    5,447.46x = 23,225,197.80
  5. Step 5: Solve for x
    x = 23,225,197.80/5,447.46
  6. Step 6: Final answer
    x = 4,263.49

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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.