Home / 10,877.04-16,315.32-3,481.47

Finding the Fourth Proportional to 10,877.04, 16,315.32 and 3,481.47

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Solution

The fourth proportional to 10,877.04, 16,315.32 and 3,481.47 is: 5,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.04 : 16,315.32 = 3,481.47 : x
  2. Step 2: Convert to fraction form
    10,877.04/16,315.32 = 3,481.47/x
  3. Step 3: Cross multiply
    10,877.04x = 16,315.32 × 3,481.47
  4. Step 4: Simplify right side
    10,877.04x = 56,801,297.12
  5. Step 5: Solve for x
    x = 56,801,297.12/10,877.04
  6. Step 6: Final answer
    x = 5,222.13

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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.