Home / 4,160.28-6,238.33-1,385.97

Finding the Fourth Proportional to 4,160.28, 6,238.33 and 1,385.97

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Solution

The fourth proportional to 4,160.28, 6,238.33 and 1,385.97 is: 2,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.28 : 6,238.33 = 1,385.97 : x
  2. Step 2: Convert to fraction form
    4,160.28/6,238.33 = 1,385.97/x
  3. Step 3: Cross multiply
    4,160.28x = 6,238.33 × 1,385.97
  4. Step 4: Simplify right side
    4,160.28x = 8,646,138.23
  5. Step 5: Solve for x
    x = 8,646,138.23/4,160.28
  6. Step 6: Final answer
    x = 2,078.26

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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.