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Finding the Fourth Proportional to 3,175.58, 4,382.98 and 1,849.08

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Solution

The fourth proportional to 3,175.58, 4,382.98 and 1,849.08 is: 2,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.58 : 4,382.98 = 1,849.08 : x
  2. Step 2: Convert to fraction form
    3,175.58/4,382.98 = 1,849.08/x
  3. Step 3: Cross multiply
    3,175.58x = 4,382.98 × 1,849.08
  4. Step 4: Simplify right side
    3,175.58x = 8,104,480.66
  5. Step 5: Solve for x
    x = 8,104,480.66/3,175.58
  6. Step 6: Final answer
    x = 2,552.13

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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.