Home / 8,272.28-12,415.42-3,596.02

Finding the Fourth Proportional to 8,272.28, 12,415.42 and 3,596.02

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Solution

The fourth proportional to 8,272.28, 12,415.42 and 3,596.02 is: 5,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.28 : 12,415.42 = 3,596.02 : x
  2. Step 2: Convert to fraction form
    8,272.28/12,415.42 = 3,596.02/x
  3. Step 3: Cross multiply
    8,272.28x = 12,415.42 × 3,596.02
  4. Step 4: Simplify right side
    8,272.28x = 44,646,098.63
  5. Step 5: Solve for x
    x = 44,646,098.63/8,272.28
  6. Step 6: Final answer
    x = 5,397.07

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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.