Home / 4,292.72-5,910.78-3,758.61

Finding the Fourth Proportional to 4,292.72, 5,910.78 and 3,758.61

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Solution

The fourth proportional to 4,292.72, 5,910.78 and 3,758.61 is: 5,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.72 : 5,910.78 = 3,758.61 : x
  2. Step 2: Convert to fraction form
    4,292.72/5,910.78 = 3,758.61/x
  3. Step 3: Cross multiply
    4,292.72x = 5,910.78 × 3,758.61
  4. Step 4: Simplify right side
    4,292.72x = 22,216,316.82
  5. Step 5: Solve for x
    x = 22,216,316.82/4,292.72
  6. Step 6: Final answer
    x = 5,175.35

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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.