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Finding the Fourth Proportional to 1,794.87, 2,679.21 and 1,576.17

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Solution

The fourth proportional to 1,794.87, 2,679.21 and 1,576.17 is: 2,352.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.87 : 2,679.21 = 1,576.17 : x
  2. Step 2: Convert to fraction form
    1,794.87/2,679.21 = 1,576.17/x
  3. Step 3: Cross multiply
    1,794.87x = 2,679.21 × 1,576.17
  4. Step 4: Simplify right side
    1,794.87x = 4,222,890.43
  5. Step 5: Solve for x
    x = 4,222,890.43/1,794.87
  6. Step 6: Final answer
    x = 2,352.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.