Home / 10,872.48-16,306.02-3,081.36

Finding the Fourth Proportional to 10,872.48, 16,306.02 and 3,081.36

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Solution

The fourth proportional to 10,872.48, 16,306.02 and 3,081.36 is: 4,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872.48 : 16,306.02 = 3,081.36 : x
  2. Step 2: Convert to fraction form
    10,872.48/16,306.02 = 3,081.36/x
  3. Step 3: Cross multiply
    10,872.48x = 16,306.02 × 3,081.36
  4. Step 4: Simplify right side
    10,872.48x = 50,244,717.79
  5. Step 5: Solve for x
    x = 50,244,717.79/10,872.48
  6. Step 6: Final answer
    x = 4,621.27

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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.