Home / 2,440.90-3,661.35-1,575.82

Finding the Fourth Proportional to 2,440.90, 3,661.35 and 1,575.82

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Solution

The fourth proportional to 2,440.90, 3,661.35 and 1,575.82 is: 2,363.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.90 : 3,661.35 = 1,575.82 : x
  2. Step 2: Convert to fraction form
    2,440.90/3,661.35 = 1,575.82/x
  3. Step 3: Cross multiply
    2,440.90x = 3,661.35 × 1,575.82
  4. Step 4: Simplify right side
    2,440.90x = 5,769,628.56
  5. Step 5: Solve for x
    x = 5,769,628.56/2,440.90
  6. Step 6: Final answer
    x = 2,363.73

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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.