Home / 1,932.20-2,898.74-633.59

Finding the Fourth Proportional to 1,932.20, 2,898.74 and 633.59

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Solution

The fourth proportional to 1,932.20, 2,898.74 and 633.59 is: 950.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.20 : 2,898.74 = 633.59 : x
  2. Step 2: Convert to fraction form
    1,932.20/2,898.74 = 633.59/x
  3. Step 3: Cross multiply
    1,932.20x = 2,898.74 × 633.59
  4. Step 4: Simplify right side
    1,932.20x = 1,836,599.77
  5. Step 5: Solve for x
    x = 1,836,599.77/1,932.20
  6. Step 6: Final answer
    x = 950.53

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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.