Home / 3,446.01-5,169.94-981.04

Finding the Fourth Proportional to 3,446.01, 5,169.94 and 981.04

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Solution

The fourth proportional to 3,446.01, 5,169.94 and 981.04 is: 1,471.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.01 : 5,169.94 = 981.04 : x
  2. Step 2: Convert to fraction form
    3,446.01/5,169.94 = 981.04/x
  3. Step 3: Cross multiply
    3,446.01x = 5,169.94 × 981.04
  4. Step 4: Simplify right side
    3,446.01x = 5,071,899.09
  5. Step 5: Solve for x
    x = 5,071,899.09/3,446.01
  6. Step 6: Final answer
    x = 1,471.82

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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.