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Finding the Fourth Proportional to 7,084.60, 9,766.60 and 4,725.88

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Solution

The fourth proportional to 7,084.60, 9,766.60 and 4,725.88 is: 6,514.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.60 : 9,766.60 = 4,725.88 : x
  2. Step 2: Convert to fraction form
    7,084.60/9,766.60 = 4,725.88/x
  3. Step 3: Cross multiply
    7,084.60x = 9,766.60 × 4,725.88
  4. Step 4: Simplify right side
    7,084.60x = 46,155,779.61
  5. Step 5: Solve for x
    x = 46,155,779.61/7,084.60
  6. Step 6: Final answer
    x = 6,514.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.