Home / 1,260.11-1,890.83-602.73

Finding the Fourth Proportional to 1,260.11, 1,890.83 and 602.73

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Solution

The fourth proportional to 1,260.11, 1,890.83 and 602.73 is: 904.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260.11 : 1,890.83 = 602.73 : x
  2. Step 2: Convert to fraction form
    1,260.11/1,890.83 = 602.73/x
  3. Step 3: Cross multiply
    1,260.11x = 1,890.83 × 602.73
  4. Step 4: Simplify right side
    1,260.11x = 1,139,659.97
  5. Step 5: Solve for x
    x = 1,139,659.97/1,260.11
  6. Step 6: Final answer
    x = 904.41

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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.