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Finding the Fourth Proportional to 1,896.60, 2,846.70 and 1,167.60

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Solution

The fourth proportional to 1,896.60, 2,846.70 and 1,167.60 is: 1,752.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.60 : 2,846.70 = 1,167.60 : x
  2. Step 2: Convert to fraction form
    1,896.60/2,846.70 = 1,167.60/x
  3. Step 3: Cross multiply
    1,896.60x = 2,846.70 × 1,167.60
  4. Step 4: Simplify right side
    1,896.60x = 3,323,806.92
  5. Step 5: Solve for x
    x = 3,323,806.92/1,896.60
  6. Step 6: Final answer
    x = 1,752.51

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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.