Home / 2,230.36-3,339.30-1,132.36

Finding the Fourth Proportional to 2,230.36, 3,339.30 and 1,132.36

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Solution

The fourth proportional to 2,230.36, 3,339.30 and 1,132.36 is: 1,695.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.36 : 3,339.30 = 1,132.36 : x
  2. Step 2: Convert to fraction form
    2,230.36/3,339.30 = 1,132.36/x
  3. Step 3: Cross multiply
    2,230.36x = 3,339.30 × 1,132.36
  4. Step 4: Simplify right side
    2,230.36x = 3,781,289.75
  5. Step 5: Solve for x
    x = 3,781,289.75/2,230.36
  6. Step 6: Final answer
    x = 1,695.37

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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.