Home / 2,262.28-3,390.60-1,029.36

Finding the Fourth Proportional to 2,262.28, 3,390.60 and 1,029.36

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Solution

The fourth proportional to 2,262.28, 3,390.60 and 1,029.36 is: 1,542.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.28 : 3,390.60 = 1,029.36 : x
  2. Step 2: Convert to fraction form
    2,262.28/3,390.60 = 1,029.36/x
  3. Step 3: Cross multiply
    2,262.28x = 3,390.60 × 1,029.36
  4. Step 4: Simplify right side
    2,262.28x = 3,490,148.02
  5. Step 5: Solve for x
    x = 3,490,148.02/2,262.28
  6. Step 6: Final answer
    x = 1,542.76

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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.