Home / 8,652.24-12,972.18-3,383.16

Finding the Fourth Proportional to 8,652.24, 12,972.18 and 3,383.16

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Solution

The fourth proportional to 8,652.24, 12,972.18 and 3,383.16 is: 5,072.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652.24 : 12,972.18 = 3,383.16 : x
  2. Step 2: Convert to fraction form
    8,652.24/12,972.18 = 3,383.16/x
  3. Step 3: Cross multiply
    8,652.24x = 12,972.18 × 3,383.16
  4. Step 4: Simplify right side
    8,652.24x = 43,886,960.49
  5. Step 5: Solve for x
    x = 43,886,960.49/8,652.24
  6. Step 6: Final answer
    x = 5,072.32

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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.