Home / 3,320.46-4,949.44-3,214.35

Finding the Fourth Proportional to 3,320.46, 4,949.44 and 3,214.35

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Solution

The fourth proportional to 3,320.46, 4,949.44 and 3,214.35 is: 4,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.46 : 4,949.44 = 3,214.35 : x
  2. Step 2: Convert to fraction form
    3,320.46/4,949.44 = 3,214.35/x
  3. Step 3: Cross multiply
    3,320.46x = 4,949.44 × 3,214.35
  4. Step 4: Simplify right side
    3,320.46x = 15,909,224.43
  5. Step 5: Solve for x
    x = 15,909,224.43/3,320.46
  6. Step 6: Final answer
    x = 4,791.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.