Home / 1,449.58-2,159.40-1,359.94

Finding the Fourth Proportional to 1,449.58, 2,159.40 and 1,359.94

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Solution

The fourth proportional to 1,449.58, 2,159.40 and 1,359.94 is: 2,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449.58 : 2,159.40 = 1,359.94 : x
  2. Step 2: Convert to fraction form
    1,449.58/2,159.40 = 1,359.94/x
  3. Step 3: Cross multiply
    1,449.58x = 2,159.40 × 1,359.94
  4. Step 4: Simplify right side
    1,449.58x = 2,936,654.44
  5. Step 5: Solve for x
    x = 2,936,654.44/1,449.58
  6. Step 6: Final answer
    x = 2,025.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.