Home / 3,408.52-5,113.46-1,217.19

Finding the Fourth Proportional to 3,408.52, 5,113.46 and 1,217.19

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Solution

The fourth proportional to 3,408.52, 5,113.46 and 1,217.19 is: 1,826.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.52 : 5,113.46 = 1,217.19 : x
  2. Step 2: Convert to fraction form
    3,408.52/5,113.46 = 1,217.19/x
  3. Step 3: Cross multiply
    3,408.52x = 5,113.46 × 1,217.19
  4. Step 4: Simplify right side
    3,408.52x = 6,224,052.38
  5. Step 5: Solve for x
    x = 6,224,052.38/3,408.52
  6. Step 6: Final answer
    x = 1,826.03

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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.