Home / 1,896.47-2,617.26-1,150.46

Finding the Fourth Proportional to 1,896.47, 2,617.26 and 1,150.46

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Solution

The fourth proportional to 1,896.47, 2,617.26 and 1,150.46 is: 1,587.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.47 : 2,617.26 = 1,150.46 : x
  2. Step 2: Convert to fraction form
    1,896.47/2,617.26 = 1,150.46/x
  3. Step 3: Cross multiply
    1,896.47x = 2,617.26 × 1,150.46
  4. Step 4: Simplify right side
    1,896.47x = 3,011,052.94
  5. Step 5: Solve for x
    x = 3,011,052.94/1,896.47
  6. Step 6: Final answer
    x = 1,587.71

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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.