Home / 5,689.73-8,528.91-2,722.70

Finding the Fourth Proportional to 5,689.73, 8,528.91 and 2,722.70

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Solution

The fourth proportional to 5,689.73, 8,528.91 and 2,722.70 is: 4,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.73 : 8,528.91 = 2,722.70 : x
  2. Step 2: Convert to fraction form
    5,689.73/8,528.91 = 2,722.70/x
  3. Step 3: Cross multiply
    5,689.73x = 8,528.91 × 2,722.70
  4. Step 4: Simplify right side
    5,689.73x = 23,221,620.61
  5. Step 5: Solve for x
    x = 23,221,620.61/5,689.73
  6. Step 6: Final answer
    x = 4,081.33

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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.