Home / 5,561.52-8,338.33-2,786.21

Finding the Fourth Proportional to 5,561.52, 8,338.33 and 2,786.21

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Solution

The fourth proportional to 5,561.52, 8,338.33 and 2,786.21 is: 4,177.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.52 : 8,338.33 = 2,786.21 : x
  2. Step 2: Convert to fraction form
    5,561.52/8,338.33 = 2,786.21/x
  3. Step 3: Cross multiply
    5,561.52x = 8,338.33 × 2,786.21
  4. Step 4: Simplify right side
    5,561.52x = 23,232,338.43
  5. Step 5: Solve for x
    x = 23,232,338.43/5,561.52
  6. Step 6: Final answer
    x = 4,177.34

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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.