Home / 3,399.86-5,100.33-1,452.08

Finding the Fourth Proportional to 3,399.86, 5,100.33 and 1,452.08

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Solution

The fourth proportional to 3,399.86, 5,100.33 and 1,452.08 is: 2,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.86 : 5,100.33 = 1,452.08 : x
  2. Step 2: Convert to fraction form
    3,399.86/5,100.33 = 1,452.08/x
  3. Step 3: Cross multiply
    3,399.86x = 5,100.33 × 1,452.08
  4. Step 4: Simplify right side
    3,399.86x = 7,406,087.19
  5. Step 5: Solve for x
    x = 7,406,087.19/3,399.86
  6. Step 6: Final answer
    x = 2,178.35

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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.