Home / 3,175.26-4,381.65-1,848.75

Finding the Fourth Proportional to 3,175.26, 4,381.65 and 1,848.75

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Solution

The fourth proportional to 3,175.26, 4,381.65 and 1,848.75 is: 2,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.26 : 4,381.65 = 1,848.75 : x
  2. Step 2: Convert to fraction form
    3,175.26/4,381.65 = 1,848.75/x
  3. Step 3: Cross multiply
    3,175.26x = 4,381.65 × 1,848.75
  4. Step 4: Simplify right side
    3,175.26x = 8,100,575.44
  5. Step 5: Solve for x
    x = 8,100,575.44/3,175.26
  6. Step 6: Final answer
    x = 2,551.15

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Double scale
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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.