Home / 3,349.75-5,030.30-2,181.73

Finding the Fourth Proportional to 3,349.75, 5,030.30 and 2,181.73

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Solution

The fourth proportional to 3,349.75, 5,030.30 and 2,181.73 is: 3,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.75 : 5,030.30 = 2,181.73 : x
  2. Step 2: Convert to fraction form
    3,349.75/5,030.30 = 2,181.73/x
  3. Step 3: Cross multiply
    3,349.75x = 5,030.30 × 2,181.73
  4. Step 4: Simplify right side
    3,349.75x = 10,974,756.42
  5. Step 5: Solve for x
    x = 10,974,756.42/3,349.75
  6. Step 6: Final answer
    x = 3,276.29

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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.