Home / 6,139.37-9,209.04-2,850.66

Finding the Fourth Proportional to 6,139.37, 9,209.04 and 2,850.66

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Solution

The fourth proportional to 6,139.37, 9,209.04 and 2,850.66 is: 4,275.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.37 : 9,209.04 = 2,850.66 : x
  2. Step 2: Convert to fraction form
    6,139.37/9,209.04 = 2,850.66/x
  3. Step 3: Cross multiply
    6,139.37x = 9,209.04 × 2,850.66
  4. Step 4: Simplify right side
    6,139.37x = 26,251,841.97
  5. Step 5: Solve for x
    x = 26,251,841.97/6,139.37
  6. Step 6: Final answer
    x = 4,275.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.