Home / 2,442-3,376.38-2,333.20

Finding the Fourth Proportional to 2,442, 3,376.38 and 2,333.20

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Solution

The fourth proportional to 2,442, 3,376.38 and 2,333.20 is: 3,225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442 : 3,376.38 = 2,333.20 : x
  2. Step 2: Convert to fraction form
    2,442/3,376.38 = 2,333.20/x
  3. Step 3: Cross multiply
    2,442x = 3,376.38 × 2,333.20
  4. Step 4: Simplify right side
    2,442x = 7,877,769.82
  5. Step 5: Solve for x
    x = 7,877,769.82/2,442
  6. Step 6: Final answer
    x = 3,225.95

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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.