Home / 1,937.66-2,673.98-1,053.46

Finding the Fourth Proportional to 1,937.66, 2,673.98 and 1,053.46

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Solution

The fourth proportional to 1,937.66, 2,673.98 and 1,053.46 is: 1,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.66 : 2,673.98 = 1,053.46 : x
  2. Step 2: Convert to fraction form
    1,937.66/2,673.98 = 1,053.46/x
  3. Step 3: Cross multiply
    1,937.66x = 2,673.98 × 1,053.46
  4. Step 4: Simplify right side
    1,937.66x = 2,816,930.97
  5. Step 5: Solve for x
    x = 2,816,930.97/1,937.66
  6. Step 6: Final answer
    x = 1,453.78

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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.