Home / 7,280.38-10,922.33-2,086.26

Finding the Fourth Proportional to 7,280.38, 10,922.33 and 2,086.26

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Solution

The fourth proportional to 7,280.38, 10,922.33 and 2,086.26 is: 3,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.38 : 10,922.33 = 2,086.26 : x
  2. Step 2: Convert to fraction form
    7,280.38/10,922.33 = 2,086.26/x
  3. Step 3: Cross multiply
    7,280.38x = 10,922.33 × 2,086.26
  4. Step 4: Simplify right side
    7,280.38x = 22,786,820.19
  5. Step 5: Solve for x
    x = 22,786,820.19/7,280.38
  6. Step 6: Final answer
    x = 3,129.89

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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.