Home / 3,654.04-5,481.18-1,314.22

Finding the Fourth Proportional to 3,654.04, 5,481.18 and 1,314.22

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Solution

The fourth proportional to 3,654.04, 5,481.18 and 1,314.22 is: 1,971.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.04 : 5,481.18 = 1,314.22 : x
  2. Step 2: Convert to fraction form
    3,654.04/5,481.18 = 1,314.22/x
  3. Step 3: Cross multiply
    3,654.04x = 5,481.18 × 1,314.22
  4. Step 4: Simplify right side
    3,654.04x = 7,203,476.38
  5. Step 5: Solve for x
    x = 7,203,476.38/3,654.04
  6. Step 6: Final answer
    x = 1,971.37

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1.5x scale

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.