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Finding the Fourth Proportional to 4,753.46, 7,131.62 and 3,369.46

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Solution

The fourth proportional to 4,753.46, 7,131.62 and 3,369.46 is: 5,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.46 : 7,131.62 = 3,369.46 : x
  2. Step 2: Convert to fraction form
    4,753.46/7,131.62 = 3,369.46/x
  3. Step 3: Cross multiply
    4,753.46x = 7,131.62 × 3,369.46
  4. Step 4: Simplify right side
    4,753.46x = 24,029,708.33
  5. Step 5: Solve for x
    x = 24,029,708.33/4,753.46
  6. Step 6: Final answer
    x = 5,055.20

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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.