Home / 3,790.06-5,685.19-1,451.18

Finding the Fourth Proportional to 3,790.06, 5,685.19 and 1,451.18

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Solution

The fourth proportional to 3,790.06, 5,685.19 and 1,451.18 is: 2,176.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.06 : 5,685.19 = 1,451.18 : x
  2. Step 2: Convert to fraction form
    3,790.06/5,685.19 = 1,451.18/x
  3. Step 3: Cross multiply
    3,790.06x = 5,685.19 × 1,451.18
  4. Step 4: Simplify right side
    3,790.06x = 8,250,244.61
  5. Step 5: Solve for x
    x = 8,250,244.61/3,790.06
  6. Step 6: Final answer
    x = 2,176.81

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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.