Home / 1,633.47-2,253.06-1,043.73

Finding the Fourth Proportional to 1,633.47, 2,253.06 and 1,043.73

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Solution

The fourth proportional to 1,633.47, 2,253.06 and 1,043.73 is: 1,439.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.47 : 2,253.06 = 1,043.73 : x
  2. Step 2: Convert to fraction form
    1,633.47/2,253.06 = 1,043.73/x
  3. Step 3: Cross multiply
    1,633.47x = 2,253.06 × 1,043.73
  4. Step 4: Simplify right side
    1,633.47x = 2,351,586.31
  5. Step 5: Solve for x
    x = 2,351,586.31/1,633.47
  6. Step 6: Final answer
    x = 1,439.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.