Home / 4,155.89-6,233.18-1,382.58

Finding the Fourth Proportional to 4,155.89, 6,233.18 and 1,382.58

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Solution

The fourth proportional to 4,155.89, 6,233.18 and 1,382.58 is: 2,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.89 : 6,233.18 = 1,382.58 : x
  2. Step 2: Convert to fraction form
    4,155.89/6,233.18 = 1,382.58/x
  3. Step 3: Cross multiply
    4,155.89x = 6,233.18 × 1,382.58
  4. Step 4: Simplify right side
    4,155.89x = 8,617,863.09
  5. Step 5: Solve for x
    x = 8,617,863.09/4,155.89
  6. Step 6: Final answer
    x = 2,073.65

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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.