Home / 5,049.12-6,967.77-2,841.12

Finding the Fourth Proportional to 5,049.12, 6,967.77 and 2,841.12

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Solution

The fourth proportional to 5,049.12, 6,967.77 and 2,841.12 is: 3,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.12 : 6,967.77 = 2,841.12 : x
  2. Step 2: Convert to fraction form
    5,049.12/6,967.77 = 2,841.12/x
  3. Step 3: Cross multiply
    5,049.12x = 6,967.77 × 2,841.12
  4. Step 4: Simplify right side
    5,049.12x = 19,796,270.70
  5. Step 5: Solve for x
    x = 19,796,270.70/5,049.12
  6. Step 6: Final answer
    x = 3,920.74

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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.