Home / 2,674.24-4,012.80-1,442.56

Finding the Fourth Proportional to 2,674.24, 4,012.80 and 1,442.56

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Solution

The fourth proportional to 2,674.24, 4,012.80 and 1,442.56 is: 2,164.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.24 : 4,012.80 = 1,442.56 : x
  2. Step 2: Convert to fraction form
    2,674.24/4,012.80 = 1,442.56/x
  3. Step 3: Cross multiply
    2,674.24x = 4,012.80 × 1,442.56
  4. Step 4: Simplify right side
    2,674.24x = 5,788,704.77
  5. Step 5: Solve for x
    x = 5,788,704.77/2,674.24
  6. Step 6: Final answer
    x = 2,164.62

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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.