Home / 4,256.18-6,380.37-1,791.18

Finding the Fourth Proportional to 4,256.18, 6,380.37 and 1,791.18

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Solution

The fourth proportional to 4,256.18, 6,380.37 and 1,791.18 is: 2,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.18 : 6,380.37 = 1,791.18 : x
  2. Step 2: Convert to fraction form
    4,256.18/6,380.37 = 1,791.18/x
  3. Step 3: Cross multiply
    4,256.18x = 6,380.37 × 1,791.18
  4. Step 4: Simplify right side
    4,256.18x = 11,428,391.14
  5. Step 5: Solve for x
    x = 11,428,391.14/4,256.18
  6. Step 6: Final answer
    x = 2,685.13

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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.