Home / 8,872.73-13,309.67-3,325.74

Finding the Fourth Proportional to 8,872.73, 13,309.67 and 3,325.74

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Solution

The fourth proportional to 8,872.73, 13,309.67 and 3,325.74 is: 4,988.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.73 : 13,309.67 = 3,325.74 : x
  2. Step 2: Convert to fraction form
    8,872.73/13,309.67 = 3,325.74/x
  3. Step 3: Cross multiply
    8,872.73x = 13,309.67 × 3,325.74
  4. Step 4: Simplify right side
    8,872.73x = 44,264,427.86
  5. Step 5: Solve for x
    x = 44,264,427.86/8,872.73
  6. Step 6: Final answer
    x = 4,988.82

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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.