Home / 3,175.16-4,380.84-1,849.52

Finding the Fourth Proportional to 3,175.16, 4,380.84 and 1,849.52

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Solution

The fourth proportional to 3,175.16, 4,380.84 and 1,849.52 is: 2,551.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.16 : 4,380.84 = 1,849.52 : x
  2. Step 2: Convert to fraction form
    3,175.16/4,380.84 = 1,849.52/x
  3. Step 3: Cross multiply
    3,175.16x = 4,380.84 × 1,849.52
  4. Step 4: Simplify right side
    3,175.16x = 8,102,451.20
  5. Step 5: Solve for x
    x = 8,102,451.20/3,175.16
  6. Step 6: Final answer
    x = 2,551.82

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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.