Home / 3,306.10-4,561.92-2,127.28

Finding the Fourth Proportional to 3,306.10, 4,561.92 and 2,127.28

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Solution

The fourth proportional to 3,306.10, 4,561.92 and 2,127.28 is: 2,935.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.10 : 4,561.92 = 2,127.28 : x
  2. Step 2: Convert to fraction form
    3,306.10/4,561.92 = 2,127.28/x
  3. Step 3: Cross multiply
    3,306.10x = 4,561.92 × 2,127.28
  4. Step 4: Simplify right side
    3,306.10x = 9,704,481.18
  5. Step 5: Solve for x
    x = 9,704,481.18/3,306.10
  6. Step 6: Final answer
    x = 2,935.33

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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.