Home / 3,251.16-4,884.77-2,081.68

Finding the Fourth Proportional to 3,251.16, 4,884.77 and 2,081.68

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Solution

The fourth proportional to 3,251.16, 4,884.77 and 2,081.68 is: 3,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.16 : 4,884.77 = 2,081.68 : x
  2. Step 2: Convert to fraction form
    3,251.16/4,884.77 = 2,081.68/x
  3. Step 3: Cross multiply
    3,251.16x = 4,884.77 × 2,081.68
  4. Step 4: Simplify right side
    3,251.16x = 10,168,528.01
  5. Step 5: Solve for x
    x = 10,168,528.01/3,251.16
  6. Step 6: Final answer
    x = 3,127.66

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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.