Home / 4,161.12-5,730.72-3,456.06

Finding the Fourth Proportional to 4,161.12, 5,730.72 and 3,456.06

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Solution

The fourth proportional to 4,161.12, 5,730.72 and 3,456.06 is: 4,759.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.12 : 5,730.72 = 3,456.06 : x
  2. Step 2: Convert to fraction form
    4,161.12/5,730.72 = 3,456.06/x
  3. Step 3: Cross multiply
    4,161.12x = 5,730.72 × 3,456.06
  4. Step 4: Simplify right side
    4,161.12x = 19,805,712.16
  5. Step 5: Solve for x
    x = 19,805,712.16/4,161.12
  6. Step 6: Final answer
    x = 4,759.71

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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.