Home / 8,199.14-12,298.76-2,652.46

Finding the Fourth Proportional to 8,199.14, 12,298.76 and 2,652.46

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Solution

The fourth proportional to 8,199.14, 12,298.76 and 2,652.46 is: 3,978.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.14 : 12,298.76 = 2,652.46 : x
  2. Step 2: Convert to fraction form
    8,199.14/12,298.76 = 2,652.46/x
  3. Step 3: Cross multiply
    8,199.14x = 12,298.76 × 2,652.46
  4. Step 4: Simplify right side
    8,199.14x = 32,621,968.95
  5. Step 5: Solve for x
    x = 32,621,968.95/8,199.14
  6. Step 6: Final answer
    x = 3,978.71

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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.