Home / 1,452.34-2,175.40-1,351.19

Finding the Fourth Proportional to 1,452.34, 2,175.40 and 1,351.19

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Solution

The fourth proportional to 1,452.34, 2,175.40 and 1,351.19 is: 2,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.34 : 2,175.40 = 1,351.19 : x
  2. Step 2: Convert to fraction form
    1,452.34/2,175.40 = 1,351.19/x
  3. Step 3: Cross multiply
    1,452.34x = 2,175.40 × 1,351.19
  4. Step 4: Simplify right side
    1,452.34x = 2,939,378.73
  5. Step 5: Solve for x
    x = 2,939,378.73/1,452.34
  6. Step 6: Final answer
    x = 2,023.89

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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.