Home / 8,863.28-13,296.18-3,020.84

Finding the Fourth Proportional to 8,863.28, 13,296.18 and 3,020.84

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Solution

The fourth proportional to 8,863.28, 13,296.18 and 3,020.84 is: 4,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.28 : 13,296.18 = 3,020.84 : x
  2. Step 2: Convert to fraction form
    8,863.28/13,296.18 = 3,020.84/x
  3. Step 3: Cross multiply
    8,863.28x = 13,296.18 × 3,020.84
  4. Step 4: Simplify right side
    8,863.28x = 40,165,632.39
  5. Step 5: Solve for x
    x = 40,165,632.39/8,863.28
  6. Step 6: Final answer
    x = 4,531.69

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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.