Home / 10,827.36-16,231.32-3,897

Finding the Fourth Proportional to 10,827.36, 16,231.32 and 3,897

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Solution

The fourth proportional to 10,827.36, 16,231.32 and 3,897 is: 5,842.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827.36 : 16,231.32 = 3,897 : x
  2. Step 2: Convert to fraction form
    10,827.36/16,231.32 = 3,897/x
  3. Step 3: Cross multiply
    10,827.36x = 16,231.32 × 3,897
  4. Step 4: Simplify right side
    10,827.36x = 63,253,454.04
  5. Step 5: Solve for x
    x = 63,253,454.04/10,827.36
  6. Step 6: Final answer
    x = 5,842.00

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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.