Home / 3,356.07-4,626.39-2,881.68

Finding the Fourth Proportional to 3,356.07, 4,626.39 and 2,881.68

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Solution

The fourth proportional to 3,356.07, 4,626.39 and 2,881.68 is: 3,972.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.07 : 4,626.39 = 2,881.68 : x
  2. Step 2: Convert to fraction form
    3,356.07/4,626.39 = 2,881.68/x
  3. Step 3: Cross multiply
    3,356.07x = 4,626.39 × 2,881.68
  4. Step 4: Simplify right side
    3,356.07x = 13,331,775.54
  5. Step 5: Solve for x
    x = 13,331,775.54/3,356.07
  6. Step 6: Final answer
    x = 3,972.44

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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.