Home / 5,571.83-8,356.68-2,797.76

Finding the Fourth Proportional to 5,571.83, 8,356.68 and 2,797.76

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Solution

The fourth proportional to 5,571.83, 8,356.68 and 2,797.76 is: 4,196.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.83 : 8,356.68 = 2,797.76 : x
  2. Step 2: Convert to fraction form
    5,571.83/8,356.68 = 2,797.76/x
  3. Step 3: Cross multiply
    5,571.83x = 8,356.68 × 2,797.76
  4. Step 4: Simplify right side
    5,571.83x = 23,380,005.93
  5. Step 5: Solve for x
    x = 23,380,005.93/5,571.83
  6. Step 6: Final answer
    x = 4,196.11

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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.