Home / 2,712.60-4,067.45-1,250.50

Finding the Fourth Proportional to 2,712.60, 4,067.45 and 1,250.50

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Solution

The fourth proportional to 2,712.60, 4,067.45 and 1,250.50 is: 1,875.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.60 : 4,067.45 = 1,250.50 : x
  2. Step 2: Convert to fraction form
    2,712.60/4,067.45 = 1,250.50/x
  3. Step 3: Cross multiply
    2,712.60x = 4,067.45 × 1,250.50
  4. Step 4: Simplify right side
    2,712.60x = 5,086,346.23
  5. Step 5: Solve for x
    x = 5,086,346.23/2,712.60
  6. Step 6: Final answer
    x = 1,875.08

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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.