Home / 2,262.46-3,120-1,764.92

Finding the Fourth Proportional to 2,262.46, 3,120 and 1,764.92

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Solution

The fourth proportional to 2,262.46, 3,120 and 1,764.92 is: 2,433.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.46 : 3,120 = 1,764.92 : x
  2. Step 2: Convert to fraction form
    2,262.46/3,120 = 1,764.92/x
  3. Step 3: Cross multiply
    2,262.46x = 3,120 × 1,764.92
  4. Step 4: Simplify right side
    2,262.46x = 5,506,550.40
  5. Step 5: Solve for x
    x = 5,506,550.40/2,262.46
  6. Step 6: Final answer
    x = 2,433.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.