Home / 4,192.91-6,291.09-2,218.03

Finding the Fourth Proportional to 4,192.91, 6,291.09 and 2,218.03

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Solution

The fourth proportional to 4,192.91, 6,291.09 and 2,218.03 is: 3,327.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.91 : 6,291.09 = 2,218.03 : x
  2. Step 2: Convert to fraction form
    4,192.91/6,291.09 = 2,218.03/x
  3. Step 3: Cross multiply
    4,192.91x = 6,291.09 × 2,218.03
  4. Step 4: Simplify right side
    4,192.91x = 13,953,852.25
  5. Step 5: Solve for x
    x = 13,953,852.25/4,192.91
  6. Step 6: Final answer
    x = 3,327.96

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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.