Home / 10,820.04-16,232.49-3,424.94

Finding the Fourth Proportional to 10,820.04, 16,232.49 and 3,424.94

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Solution

The fourth proportional to 10,820.04, 16,232.49 and 3,424.94 is: 5,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.04 : 16,232.49 = 3,424.94 : x
  2. Step 2: Convert to fraction form
    10,820.04/16,232.49 = 3,424.94/x
  3. Step 3: Cross multiply
    10,820.04x = 16,232.49 × 3,424.94
  4. Step 4: Simplify right side
    10,820.04x = 55,595,304.30
  5. Step 5: Solve for x
    x = 55,595,304.30/10,820.04
  6. Step 6: Final answer
    x = 5,138.18

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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.