Home / 3,100.73-4,277.25-1,840.52

Finding the Fourth Proportional to 3,100.73, 4,277.25 and 1,840.52

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Solution

The fourth proportional to 3,100.73, 4,277.25 and 1,840.52 is: 2,538.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.73 : 4,277.25 = 1,840.52 : x
  2. Step 2: Convert to fraction form
    3,100.73/4,277.25 = 1,840.52/x
  3. Step 3: Cross multiply
    3,100.73x = 4,277.25 × 1,840.52
  4. Step 4: Simplify right side
    3,100.73x = 7,872,364.17
  5. Step 5: Solve for x
    x = 7,872,364.17/3,100.73
  6. Step 6: Final answer
    x = 2,538.87

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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.