Home / 2,517.23-3,472.83-1,855.66

Finding the Fourth Proportional to 2,517.23, 3,472.83 and 1,855.66

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Solution

The fourth proportional to 2,517.23, 3,472.83 and 1,855.66 is: 2,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.23 : 3,472.83 = 1,855.66 : x
  2. Step 2: Convert to fraction form
    2,517.23/3,472.83 = 1,855.66/x
  3. Step 3: Cross multiply
    2,517.23x = 3,472.83 × 1,855.66
  4. Step 4: Simplify right side
    2,517.23x = 6,444,391.72
  5. Step 5: Solve for x
    x = 6,444,391.72/2,517.23
  6. Step 6: Final answer
    x = 2,560.11

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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.