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Finding the Fourth Proportional to 4,393.60, 6,052.14 and 3,950.80

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Solution

The fourth proportional to 4,393.60, 6,052.14 and 3,950.80 is: 5,442.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.60 : 6,052.14 = 3,950.80 : x
  2. Step 2: Convert to fraction form
    4,393.60/6,052.14 = 3,950.80/x
  3. Step 3: Cross multiply
    4,393.60x = 6,052.14 × 3,950.80
  4. Step 4: Simplify right side
    4,393.60x = 23,910,794.71
  5. Step 5: Solve for x
    x = 23,910,794.71/4,393.60
  6. Step 6: Final answer
    x = 5,442.19

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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.