Home / 1,835.66-2,753.44-449.00

Finding the Fourth Proportional to 1,835.66, 2,753.44 and 449.00

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Solution

The fourth proportional to 1,835.66, 2,753.44 and 449.00 is: 673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.66 : 2,753.44 = 449.00 : x
  2. Step 2: Convert to fraction form
    1,835.66/2,753.44 = 449.00/x
  3. Step 3: Cross multiply
    1,835.66x = 2,753.44 × 449.00
  4. Step 4: Simplify right side
    1,835.66x = 1,236,300.32
  5. Step 5: Solve for x
    x = 1,236,300.32/1,835.66
  6. Step 6: Final answer
    x = 673.49

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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.