Home / 3,767.29-5,650.89-1,818.12

Finding the Fourth Proportional to 3,767.29, 5,650.89 and 1,818.12

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Solution

The fourth proportional to 3,767.29, 5,650.89 and 1,818.12 is: 2,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.29 : 5,650.89 = 1,818.12 : x
  2. Step 2: Convert to fraction form
    3,767.29/5,650.89 = 1,818.12/x
  3. Step 3: Cross multiply
    3,767.29x = 5,650.89 × 1,818.12
  4. Step 4: Simplify right side
    3,767.29x = 10,273,996.13
  5. Step 5: Solve for x
    x = 10,273,996.13/3,767.29
  6. Step 6: Final answer
    x = 2,727.16

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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.