Home / 3,279.23-4,525.17-1,787.13

Finding the Fourth Proportional to 3,279.23, 4,525.17 and 1,787.13

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Solution

The fourth proportional to 3,279.23, 4,525.17 and 1,787.13 is: 2,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.23 : 4,525.17 = 1,787.13 : x
  2. Step 2: Convert to fraction form
    3,279.23/4,525.17 = 1,787.13/x
  3. Step 3: Cross multiply
    3,279.23x = 4,525.17 × 1,787.13
  4. Step 4: Simplify right side
    3,279.23x = 8,087,067.06
  5. Step 5: Solve for x
    x = 8,087,067.06/3,279.23
  6. Step 6: Final answer
    x = 2,466.15

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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.