Home / 3,722.24-5,580-2,262.08

Finding the Fourth Proportional to 3,722.24, 5,580 and 2,262.08

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Solution

The fourth proportional to 3,722.24, 5,580 and 2,262.08 is: 3,391.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.24 : 5,580 = 2,262.08 : x
  2. Step 2: Convert to fraction form
    3,722.24/5,580 = 2,262.08/x
  3. Step 3: Cross multiply
    3,722.24x = 5,580 × 2,262.08
  4. Step 4: Simplify right side
    3,722.24x = 12,622,406.40
  5. Step 5: Solve for x
    x = 12,622,406.40/3,722.24
  6. Step 6: Final answer
    x = 3,391.08

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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.