Home / 10,769.12-16,153.68-3,374.25

Finding the Fourth Proportional to 10,769.12, 16,153.68 and 3,374.25

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Solution

The fourth proportional to 10,769.12, 16,153.68 and 3,374.25 is: 5,061.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.12 : 16,153.68 = 3,374.25 : x
  2. Step 2: Convert to fraction form
    10,769.12/16,153.68 = 3,374.25/x
  3. Step 3: Cross multiply
    10,769.12x = 16,153.68 × 3,374.25
  4. Step 4: Simplify right side
    10,769.12x = 54,506,554.74
  5. Step 5: Solve for x
    x = 54,506,554.74/10,769.12
  6. Step 6: Final answer
    x = 5,061.38

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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.