Home / 5,386.96-8,081.20-2,268.48

Finding the Fourth Proportional to 5,386.96, 8,081.20 and 2,268.48

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Solution

The fourth proportional to 5,386.96, 8,081.20 and 2,268.48 is: 3,403.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.96 : 8,081.20 = 2,268.48 : x
  2. Step 2: Convert to fraction form
    5,386.96/8,081.20 = 2,268.48/x
  3. Step 3: Cross multiply
    5,386.96x = 8,081.20 × 2,268.48
  4. Step 4: Simplify right side
    5,386.96x = 18,332,040.58
  5. Step 5: Solve for x
    x = 18,332,040.58/5,386.96
  6. Step 6: Final answer
    x = 3,403.04

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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.