Home / 4,155.25-6,233.61-1,382.06

Finding the Fourth Proportional to 4,155.25, 6,233.61 and 1,382.06

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Solution

The fourth proportional to 4,155.25, 6,233.61 and 1,382.06 is: 2,073.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.25 : 6,233.61 = 1,382.06 : x
  2. Step 2: Convert to fraction form
    4,155.25/6,233.61 = 1,382.06/x
  3. Step 3: Cross multiply
    4,155.25x = 6,233.61 × 1,382.06
  4. Step 4: Simplify right side
    4,155.25x = 8,615,236.03
  5. Step 5: Solve for x
    x = 8,615,236.03/4,155.25
  6. Step 6: Final answer
    x = 2,073.34

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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.