Home / 7,766.22-11,641.76-3,084.70

Finding the Fourth Proportional to 7,766.22, 11,641.76 and 3,084.70

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Solution

The fourth proportional to 7,766.22, 11,641.76 and 3,084.70 is: 4,624.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.22 : 11,641.76 = 3,084.70 : x
  2. Step 2: Convert to fraction form
    7,766.22/11,641.76 = 3,084.70/x
  3. Step 3: Cross multiply
    7,766.22x = 11,641.76 × 3,084.70
  4. Step 4: Simplify right side
    7,766.22x = 35,911,337.07
  5. Step 5: Solve for x
    x = 35,911,337.07/7,766.22
  6. Step 6: Final answer
    x = 4,624.04

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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.