Home / 3,175.38-4,382.16-1,848.87

Finding the Fourth Proportional to 3,175.38, 4,382.16 and 1,848.87

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Solution

The fourth proportional to 3,175.38, 4,382.16 and 1,848.87 is: 2,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.38 : 4,382.16 = 1,848.87 : x
  2. Step 2: Convert to fraction form
    3,175.38/4,382.16 = 1,848.87/x
  3. Step 3: Cross multiply
    3,175.38x = 4,382.16 × 1,848.87
  4. Step 4: Simplify right side
    3,175.38x = 8,102,013.00
  5. Step 5: Solve for x
    x = 8,102,013.00/3,175.38
  6. Step 6: Final answer
    x = 2,551.51

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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.