Home / 7,584.96-11,377.04-3,423.92

Finding the Fourth Proportional to 7,584.96, 11,377.04 and 3,423.92

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Solution

The fourth proportional to 7,584.96, 11,377.04 and 3,423.92 is: 5,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584.96 : 11,377.04 = 3,423.92 : x
  2. Step 2: Convert to fraction form
    7,584.96/11,377.04 = 3,423.92/x
  3. Step 3: Cross multiply
    7,584.96x = 11,377.04 × 3,423.92
  4. Step 4: Simplify right side
    7,584.96x = 38,954,074.80
  5. Step 5: Solve for x
    x = 38,954,074.80/7,584.96
  6. Step 6: Final answer
    x = 5,135.70

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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.