Home / 3,343.82-4,612.68-2,715.02

Finding the Fourth Proportional to 3,343.82, 4,612.68 and 2,715.02

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Solution

The fourth proportional to 3,343.82, 4,612.68 and 2,715.02 is: 3,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.82 : 4,612.68 = 2,715.02 : x
  2. Step 2: Convert to fraction form
    3,343.82/4,612.68 = 2,715.02/x
  3. Step 3: Cross multiply
    3,343.82x = 4,612.68 × 2,715.02
  4. Step 4: Simplify right side
    3,343.82x = 12,523,518.45
  5. Step 5: Solve for x
    x = 12,523,518.45/3,343.82
  6. Step 6: Final answer
    x = 3,745.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.