Home / 3,586.80-5,371.56-2,429.04

Finding the Fourth Proportional to 3,586.80, 5,371.56 and 2,429.04

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Solution

The fourth proportional to 3,586.80, 5,371.56 and 2,429.04 is: 3,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.80 : 5,371.56 = 2,429.04 : x
  2. Step 2: Convert to fraction form
    3,586.80/5,371.56 = 2,429.04/x
  3. Step 3: Cross multiply
    3,586.80x = 5,371.56 × 2,429.04
  4. Step 4: Simplify right side
    3,586.80x = 13,047,734.10
  5. Step 5: Solve for x
    x = 13,047,734.10/3,586.80
  6. Step 6: Final answer
    x = 3,637.71

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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.