Home / 8,820.28-13,230.05-2,246.62

Finding the Fourth Proportional to 8,820.28, 13,230.05 and 2,246.62

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Solution

The fourth proportional to 8,820.28, 13,230.05 and 2,246.62 is: 3,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.28 : 13,230.05 = 2,246.62 : x
  2. Step 2: Convert to fraction form
    8,820.28/13,230.05 = 2,246.62/x
  3. Step 3: Cross multiply
    8,820.28x = 13,230.05 × 2,246.62
  4. Step 4: Simplify right side
    8,820.28x = 29,722,894.93
  5. Step 5: Solve for x
    x = 29,722,894.93/8,820.28
  6. Step 6: Final answer
    x = 3,369.84

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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.