Home / 2,517.49-3,473.16-1,855.91

Finding the Fourth Proportional to 2,517.49, 3,473.16 and 1,855.91

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Solution

The fourth proportional to 2,517.49, 3,473.16 and 1,855.91 is: 2,560.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.49 : 3,473.16 = 1,855.91 : x
  2. Step 2: Convert to fraction form
    2,517.49/3,473.16 = 1,855.91/x
  3. Step 3: Cross multiply
    2,517.49x = 3,473.16 × 1,855.91
  4. Step 4: Simplify right side
    2,517.49x = 6,445,872.38
  5. Step 5: Solve for x
    x = 6,445,872.38/2,517.49
  6. Step 6: Final answer
    x = 2,560.44

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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.