Home / 10,972.26-16,456.23-3,952.08

Finding the Fourth Proportional to 10,972.26, 16,456.23 and 3,952.08

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Solution

The fourth proportional to 10,972.26, 16,456.23 and 3,952.08 is: 5,927.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.26 : 16,456.23 = 3,952.08 : x
  2. Step 2: Convert to fraction form
    10,972.26/16,456.23 = 3,952.08/x
  3. Step 3: Cross multiply
    10,972.26x = 16,456.23 × 3,952.08
  4. Step 4: Simplify right side
    10,972.26x = 65,036,337.46
  5. Step 5: Solve for x
    x = 65,036,337.46/10,972.26
  6. Step 6: Final answer
    x = 5,927.34

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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.