Home / 10,872.92-16,301.40-3,473.12

Finding the Fourth Proportional to 10,872.92, 16,301.40 and 3,473.12

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Solution

The fourth proportional to 10,872.92, 16,301.40 and 3,473.12 is: 5,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872.92 : 16,301.40 = 3,473.12 : x
  2. Step 2: Convert to fraction form
    10,872.92/16,301.40 = 3,473.12/x
  3. Step 3: Cross multiply
    10,872.92x = 16,301.40 × 3,473.12
  4. Step 4: Simplify right side
    10,872.92x = 56,616,718.37
  5. Step 5: Solve for x
    x = 56,616,718.37/10,872.92
  6. Step 6: Final answer
    x = 5,207.13

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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.