Home / 3,781.29-5,671.33-1,184.23

Finding the Fourth Proportional to 3,781.29, 5,671.33 and 1,184.23

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Solution

The fourth proportional to 3,781.29, 5,671.33 and 1,184.23 is: 1,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.29 : 5,671.33 = 1,184.23 : x
  2. Step 2: Convert to fraction form
    3,781.29/5,671.33 = 1,184.23/x
  3. Step 3: Cross multiply
    3,781.29x = 5,671.33 × 1,184.23
  4. Step 4: Simplify right side
    3,781.29x = 6,716,141.99
  5. Step 5: Solve for x
    x = 6,716,141.99/3,781.29
  6. Step 6: Final answer
    x = 1,776.15

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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.