Home / 5,546.66-7,654.42-3,156.36

Finding the Fourth Proportional to 5,546.66, 7,654.42 and 3,156.36

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Solution

The fourth proportional to 5,546.66, 7,654.42 and 3,156.36 is: 4,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.66 : 7,654.42 = 3,156.36 : x
  2. Step 2: Convert to fraction form
    5,546.66/7,654.42 = 3,156.36/x
  3. Step 3: Cross multiply
    5,546.66x = 7,654.42 × 3,156.36
  4. Step 4: Simplify right side
    5,546.66x = 24,160,105.11
  5. Step 5: Solve for x
    x = 24,160,105.11/5,546.66
  6. Step 6: Final answer
    x = 4,355.79

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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.