Home / 1,449.34-2,174.01-1,018.42

Finding the Fourth Proportional to 1,449.34, 2,174.01 and 1,018.42

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Solution

The fourth proportional to 1,449.34, 2,174.01 and 1,018.42 is: 1,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449.34 : 2,174.01 = 1,018.42 : x
  2. Step 2: Convert to fraction form
    1,449.34/2,174.01 = 1,018.42/x
  3. Step 3: Cross multiply
    1,449.34x = 2,174.01 × 1,018.42
  4. Step 4: Simplify right side
    1,449.34x = 2,214,055.26
  5. Step 5: Solve for x
    x = 2,214,055.26/1,449.34
  6. Step 6: Final answer
    x = 1,527.63

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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.