Home / 4,175.60-6,256.77-3,391.79

Finding the Fourth Proportional to 4,175.60, 6,256.77 and 3,391.79

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Solution

The fourth proportional to 4,175.60, 6,256.77 and 3,391.79 is: 5,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.60 : 6,256.77 = 3,391.79 : x
  2. Step 2: Convert to fraction form
    4,175.60/6,256.77 = 3,391.79/x
  3. Step 3: Cross multiply
    4,175.60x = 6,256.77 × 3,391.79
  4. Step 4: Simplify right side
    4,175.60x = 21,221,618.63
  5. Step 5: Solve for x
    x = 21,221,618.63/4,175.60
  6. Step 6: Final answer
    x = 5,082.30

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1.5x scale

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.