Home / 8,540.26-12,806.29-4,841.50

Finding the Fourth Proportional to 8,540.26, 12,806.29 and 4,841.50

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Solution

The fourth proportional to 8,540.26, 12,806.29 and 4,841.50 is: 7,259.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,540.26 : 12,806.29 = 4,841.50 : x
  2. Step 2: Convert to fraction form
    8,540.26/12,806.29 = 4,841.50/x
  3. Step 3: Cross multiply
    8,540.26x = 12,806.29 × 4,841.50
  4. Step 4: Simplify right side
    8,540.26x = 62,001,608.26
  5. Step 5: Solve for x
    x = 62,001,608.26/8,540.26
  6. Step 6: Final answer
    x = 7,259.92

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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.