Home / 2,193.24-3,289.90-633.36

Finding the Fourth Proportional to 2,193.24, 3,289.90 and 633.36

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Solution

The fourth proportional to 2,193.24, 3,289.90 and 633.36 is: 950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.24 : 3,289.90 = 633.36 : x
  2. Step 2: Convert to fraction form
    2,193.24/3,289.90 = 633.36/x
  3. Step 3: Cross multiply
    2,193.24x = 3,289.90 × 633.36
  4. Step 4: Simplify right side
    2,193.24x = 2,083,691.06
  5. Step 5: Solve for x
    x = 2,083,691.06/2,193.24
  6. Step 6: Final answer
    x = 950.05

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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.