Home / 4,175.19-5,761.76-2,312.19

Finding the Fourth Proportional to 4,175.19, 5,761.76 and 2,312.19

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Solution

The fourth proportional to 4,175.19, 5,761.76 and 2,312.19 is: 3,190.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.19 : 5,761.76 = 2,312.19 : x
  2. Step 2: Convert to fraction form
    4,175.19/5,761.76 = 2,312.19/x
  3. Step 3: Cross multiply
    4,175.19x = 5,761.76 × 2,312.19
  4. Step 4: Simplify right side
    4,175.19x = 13,322,283.85
  5. Step 5: Solve for x
    x = 13,322,283.85/4,175.19
  6. Step 6: Final answer
    x = 3,190.82

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Half 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.