Home / 2,253.57-3,109.64-1,468.68

Finding the Fourth Proportional to 2,253.57, 3,109.64 and 1,468.68

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Solution

The fourth proportional to 2,253.57, 3,109.64 and 1,468.68 is: 2,026.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.57 : 3,109.64 = 1,468.68 : x
  2. Step 2: Convert to fraction form
    2,253.57/3,109.64 = 1,468.68/x
  3. Step 3: Cross multiply
    2,253.57x = 3,109.64 × 1,468.68
  4. Step 4: Simplify right side
    2,253.57x = 4,567,058.73
  5. Step 5: Solve for x
    x = 4,567,058.73/2,253.57
  6. Step 6: Final answer
    x = 2,026.59

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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.