Home / 10,769.70-16,154.52-3,374.19

Finding the Fourth Proportional to 10,769.70, 16,154.52 and 3,374.19

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Solution

The fourth proportional to 10,769.70, 16,154.52 and 3,374.19 is: 5,061.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.70 : 16,154.52 = 3,374.19 : x
  2. Step 2: Convert to fraction form
    10,769.70/16,154.52 = 3,374.19/x
  3. Step 3: Cross multiply
    10,769.70x = 16,154.52 × 3,374.19
  4. Step 4: Simplify right side
    10,769.70x = 54,508,419.84
  5. Step 5: Solve for x
    x = 54,508,419.84/10,769.70
  6. Step 6: Final answer
    x = 5,061.28

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1.5x scale

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.