Home / 3,883.92-5,816.52-2,418.72

Finding the Fourth Proportional to 3,883.92, 5,816.52 and 2,418.72

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Solution

The fourth proportional to 3,883.92, 5,816.52 and 2,418.72 is: 3,622.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.92 : 5,816.52 = 2,418.72 : x
  2. Step 2: Convert to fraction form
    3,883.92/5,816.52 = 2,418.72/x
  3. Step 3: Cross multiply
    3,883.92x = 5,816.52 × 2,418.72
  4. Step 4: Simplify right side
    3,883.92x = 14,068,533.25
  5. Step 5: Solve for x
    x = 14,068,533.25/3,883.92
  6. Step 6: Final answer
    x = 3,622.25

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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.