Home / 3,436.12-5,141.85-2,975.47

Finding the Fourth Proportional to 3,436.12, 5,141.85 and 2,975.47

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Solution

The fourth proportional to 3,436.12, 5,141.85 and 2,975.47 is: 4,452.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.12 : 5,141.85 = 2,975.47 : x
  2. Step 2: Convert to fraction form
    3,436.12/5,141.85 = 2,975.47/x
  3. Step 3: Cross multiply
    3,436.12x = 5,141.85 × 2,975.47
  4. Step 4: Simplify right side
    3,436.12x = 15,299,420.42
  5. Step 5: Solve for x
    x = 15,299,420.42/3,436.12
  6. Step 6: Final answer
    x = 4,452.53

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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.