Home / 8,008.86-12,015.18-2,743.92

Finding the Fourth Proportional to 8,008.86, 12,015.18 and 2,743.92

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Solution

The fourth proportional to 8,008.86, 12,015.18 and 2,743.92 is: 4,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.86 : 12,015.18 = 2,743.92 : x
  2. Step 2: Convert to fraction form
    8,008.86/12,015.18 = 2,743.92/x
  3. Step 3: Cross multiply
    8,008.86x = 12,015.18 × 2,743.92
  4. Step 4: Simplify right side
    8,008.86x = 32,968,692.71
  5. Step 5: Solve for x
    x = 32,968,692.71/8,008.86
  6. Step 6: Final answer
    x = 4,116.53

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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.