Home / 2,101.74-2,896.82-1,437.44

Finding the Fourth Proportional to 2,101.74, 2,896.82 and 1,437.44

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Solution

The fourth proportional to 2,101.74, 2,896.82 and 1,437.44 is: 1,981.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101.74 : 2,896.82 = 1,437.44 : x
  2. Step 2: Convert to fraction form
    2,101.74/2,896.82 = 1,437.44/x
  3. Step 3: Cross multiply
    2,101.74x = 2,896.82 × 1,437.44
  4. Step 4: Simplify right side
    2,101.74x = 4,164,004.94
  5. Step 5: Solve for x
    x = 4,164,004.94/2,101.74
  6. Step 6: Final answer
    x = 1,981.22

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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.