Home / 5,891.16-8,129.72-3,202.32

Finding the Fourth Proportional to 5,891.16, 8,129.72 and 3,202.32

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Solution

The fourth proportional to 5,891.16, 8,129.72 and 3,202.32 is: 4,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.16 : 8,129.72 = 3,202.32 : x
  2. Step 2: Convert to fraction form
    5,891.16/8,129.72 = 3,202.32/x
  3. Step 3: Cross multiply
    5,891.16x = 8,129.72 × 3,202.32
  4. Step 4: Simplify right side
    5,891.16x = 26,033,964.95
  5. Step 5: Solve for x
    x = 26,033,964.95/5,891.16
  6. Step 6: Final answer
    x = 4,419.16

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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.