Home / 8,920.04-13,380.89-2,346.23

Finding the Fourth Proportional to 8,920.04, 13,380.89 and 2,346.23

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Solution

The fourth proportional to 8,920.04, 13,380.89 and 2,346.23 is: 3,519.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920.04 : 13,380.89 = 2,346.23 : x
  2. Step 2: Convert to fraction form
    8,920.04/13,380.89 = 2,346.23/x
  3. Step 3: Cross multiply
    8,920.04x = 13,380.89 × 2,346.23
  4. Step 4: Simplify right side
    8,920.04x = 31,394,645.54
  5. Step 5: Solve for x
    x = 31,394,645.54/8,920.04
  6. Step 6: Final answer
    x = 3,519.56

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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.