Home / 5,891.22-8,121.33-4,117.32

Finding the Fourth Proportional to 5,891.22, 8,121.33 and 4,117.32

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Solution

The fourth proportional to 5,891.22, 8,121.33 and 4,117.32 is: 5,675.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.22 : 8,121.33 = 4,117.32 : x
  2. Step 2: Convert to fraction form
    5,891.22/8,121.33 = 4,117.32/x
  3. Step 3: Cross multiply
    5,891.22x = 8,121.33 × 4,117.32
  4. Step 4: Simplify right side
    5,891.22x = 33,438,114.44
  5. Step 5: Solve for x
    x = 33,438,114.44/5,891.22
  6. Step 6: Final answer
    x = 5,675.92

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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.