Home / 3,251.98-4,488.11-1,926.15

Finding the Fourth Proportional to 3,251.98, 4,488.11 and 1,926.15

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Solution

The fourth proportional to 3,251.98, 4,488.11 and 1,926.15 is: 2,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.98 : 4,488.11 = 1,926.15 : x
  2. Step 2: Convert to fraction form
    3,251.98/4,488.11 = 1,926.15/x
  3. Step 3: Cross multiply
    3,251.98x = 4,488.11 × 1,926.15
  4. Step 4: Simplify right side
    3,251.98x = 8,644,773.08
  5. Step 5: Solve for x
    x = 8,644,773.08/3,251.98
  6. Step 6: Final answer
    x = 2,658.31

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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.