Home / 1,901.44-2,854.56-1,327.36

Finding the Fourth Proportional to 1,901.44, 2,854.56 and 1,327.36

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Solution

The fourth proportional to 1,901.44, 2,854.56 and 1,327.36 is: 1,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.44 : 2,854.56 = 1,327.36 : x
  2. Step 2: Convert to fraction form
    1,901.44/2,854.56 = 1,327.36/x
  3. Step 3: Cross multiply
    1,901.44x = 2,854.56 × 1,327.36
  4. Step 4: Simplify right side
    1,901.44x = 3,789,028.76
  5. Step 5: Solve for x
    x = 3,789,028.76/1,901.44
  6. Step 6: Final answer
    x = 1,992.72

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1.5x scale

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.