Home / 4,811.52-7,219.20-3,836.16

Finding the Fourth Proportional to 4,811.52, 7,219.20 and 3,836.16

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Solution

The fourth proportional to 4,811.52, 7,219.20 and 3,836.16 is: 5,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.52 : 7,219.20 = 3,836.16 : x
  2. Step 2: Convert to fraction form
    4,811.52/7,219.20 = 3,836.16/x
  3. Step 3: Cross multiply
    4,811.52x = 7,219.20 × 3,836.16
  4. Step 4: Simplify right side
    4,811.52x = 27,694,006.27
  5. Step 5: Solve for x
    x = 27,694,006.27/4,811.52
  6. Step 6: Final answer
    x = 5,755.77

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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.