Home / 9,654.26-13,316.00-8,860.15

Finding the Fourth Proportional to 9,654.26, 13,316.00 and 8,860.15

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Solution

The fourth proportional to 9,654.26, 13,316.00 and 8,860.15 is: 12,220.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,654.26 : 13,316.00 = 8,860.15 : x
  2. Step 2: Convert to fraction form
    9,654.26/13,316.00 = 8,860.15/x
  3. Step 3: Cross multiply
    9,654.26x = 13,316.00 × 8,860.15
  4. Step 4: Simplify right side
    9,654.26x = 117,981,704.73
  5. Step 5: Solve for x
    x = 117,981,704.73/9,654.26
  6. Step 6: Final answer
    x = 12,220.69

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1.5x scale

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.