Home / 4,026.41-5,561.15-3,221.66

Finding the Fourth Proportional to 4,026.41, 5,561.15 and 3,221.66

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Solution

The fourth proportional to 4,026.41, 5,561.15 and 3,221.66 is: 4,449.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,026.41 : 5,561.15 = 3,221.66 : x
  2. Step 2: Convert to fraction form
    4,026.41/5,561.15 = 3,221.66/x
  3. Step 3: Cross multiply
    4,026.41x = 5,561.15 × 3,221.66
  4. Step 4: Simplify right side
    4,026.41x = 17,916,134.51
  5. Step 5: Solve for x
    x = 17,916,134.51/4,026.41
  6. Step 6: Final answer
    x = 4,449.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.