Home / 8,647.06-12,975.84-3,452.50

Finding the Fourth Proportional to 8,647.06, 12,975.84 and 3,452.50

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Solution

The fourth proportional to 8,647.06, 12,975.84 and 3,452.50 is: 5,180.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647.06 : 12,975.84 = 3,452.50 : x
  2. Step 2: Convert to fraction form
    8,647.06/12,975.84 = 3,452.50/x
  3. Step 3: Cross multiply
    8,647.06x = 12,975.84 × 3,452.50
  4. Step 4: Simplify right side
    8,647.06x = 44,799,087.60
  5. Step 5: Solve for x
    x = 44,799,087.60/8,647.06
  6. Step 6: Final answer
    x = 5,180.85

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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.