Home / 3,175.34-4,764.36-1,712.79

Finding the Fourth Proportional to 3,175.34, 4,764.36 and 1,712.79

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Solution

The fourth proportional to 3,175.34, 4,764.36 and 1,712.79 is: 2,569.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.34 : 4,764.36 = 1,712.79 : x
  2. Step 2: Convert to fraction form
    3,175.34/4,764.36 = 1,712.79/x
  3. Step 3: Cross multiply
    3,175.34x = 4,764.36 × 1,712.79
  4. Step 4: Simplify right side
    3,175.34x = 8,160,348.16
  5. Step 5: Solve for x
    x = 8,160,348.16/3,175.34
  6. Step 6: Final answer
    x = 2,569.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.