Home / 3,400.11-5,096.90-1,207.64

Finding the Fourth Proportional to 3,400.11, 5,096.90 and 1,207.64

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Solution

The fourth proportional to 3,400.11, 5,096.90 and 1,207.64 is: 1,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.11 : 5,096.90 = 1,207.64 : x
  2. Step 2: Convert to fraction form
    3,400.11/5,096.90 = 1,207.64/x
  3. Step 3: Cross multiply
    3,400.11x = 5,096.90 × 1,207.64
  4. Step 4: Simplify right side
    3,400.11x = 6,155,236.08
  5. Step 5: Solve for x
    x = 6,155,236.08/3,400.11
  6. Step 6: Final answer
    x = 1,810.30

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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.