Home / 5,476.98-8,221.62-2,192.37

Finding the Fourth Proportional to 5,476.98, 8,221.62 and 2,192.37

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Solution

The fourth proportional to 5,476.98, 8,221.62 and 2,192.37 is: 3,291.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.98 : 8,221.62 = 2,192.37 : x
  2. Step 2: Convert to fraction form
    5,476.98/8,221.62 = 2,192.37/x
  3. Step 3: Cross multiply
    5,476.98x = 8,221.62 × 2,192.37
  4. Step 4: Simplify right side
    5,476.98x = 18,024,833.04
  5. Step 5: Solve for x
    x = 18,024,833.04/5,476.98
  6. Step 6: Final answer
    x = 3,291.02

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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.