Home / 5,448.74-8,165.92-2,160.03

Finding the Fourth Proportional to 5,448.74, 8,165.92 and 2,160.03

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Solution

The fourth proportional to 5,448.74, 8,165.92 and 2,160.03 is: 3,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.74 : 8,165.92 = 2,160.03 : x
  2. Step 2: Convert to fraction form
    5,448.74/8,165.92 = 2,160.03/x
  3. Step 3: Cross multiply
    5,448.74x = 8,165.92 × 2,160.03
  4. Step 4: Simplify right side
    5,448.74x = 17,638,626.78
  5. Step 5: Solve for x
    x = 17,638,626.78/5,448.74
  6. Step 6: Final answer
    x = 3,237.20

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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.