Home / 4,436.73-6,654.39-2,658.78

Finding the Fourth Proportional to 4,436.73, 6,654.39 and 2,658.78

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Solution

The fourth proportional to 4,436.73, 6,654.39 and 2,658.78 is: 3,987.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.73 : 6,654.39 = 2,658.78 : x
  2. Step 2: Convert to fraction form
    4,436.73/6,654.39 = 2,658.78/x
  3. Step 3: Cross multiply
    4,436.73x = 6,654.39 × 2,658.78
  4. Step 4: Simplify right side
    4,436.73x = 17,692,559.04
  5. Step 5: Solve for x
    x = 17,692,559.04/4,436.73
  6. Step 6: Final answer
    x = 3,987.75

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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.