Home / 3,439.42-5,167.57-2,207.34

Finding the Fourth Proportional to 3,439.42, 5,167.57 and 2,207.34

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Solution

The fourth proportional to 3,439.42, 5,167.57 and 2,207.34 is: 3,316.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.42 : 5,167.57 = 2,207.34 : x
  2. Step 2: Convert to fraction form
    3,439.42/5,167.57 = 2,207.34/x
  3. Step 3: Cross multiply
    3,439.42x = 5,167.57 × 2,207.34
  4. Step 4: Simplify right side
    3,439.42x = 11,406,583.96
  5. Step 5: Solve for x
    x = 11,406,583.96/3,439.42
  6. Step 6: Final answer
    x = 3,316.43

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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.