Home / 1,052.21-1,452.20-610.11

Finding the Fourth Proportional to 1,052.21, 1,452.20 and 610.11

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Solution

The fourth proportional to 1,052.21, 1,452.20 and 610.11 is: 842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052.21 : 1,452.20 = 610.11 : x
  2. Step 2: Convert to fraction form
    1,052.21/1,452.20 = 610.11/x
  3. Step 3: Cross multiply
    1,052.21x = 1,452.20 × 610.11
  4. Step 4: Simplify right side
    1,052.21x = 885,998.69
  5. Step 5: Solve for x
    x = 885,998.69/1,052.21
  6. Step 6: Final answer
    x = 842.03

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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.