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Finding the Fourth Proportional to 2,093.93, 3,139.97 and 1,053.28

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Solution

The fourth proportional to 2,093.93, 3,139.97 and 1,053.28 is: 1,579.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.93 : 3,139.97 = 1,053.28 : x
  2. Step 2: Convert to fraction form
    2,093.93/3,139.97 = 1,053.28/x
  3. Step 3: Cross multiply
    2,093.93x = 3,139.97 × 1,053.28
  4. Step 4: Simplify right side
    2,093.93x = 3,307,262.38
  5. Step 5: Solve for x
    x = 3,307,262.38/2,093.93
  6. Step 6: Final answer
    x = 1,579.46

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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.