Home / 3,055.82-4,213.90-2,718.66

Finding the Fourth Proportional to 3,055.82, 4,213.90 and 2,718.66

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Solution

The fourth proportional to 3,055.82, 4,213.90 and 2,718.66 is: 3,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.82 : 4,213.90 = 2,718.66 : x
  2. Step 2: Convert to fraction form
    3,055.82/4,213.90 = 2,718.66/x
  3. Step 3: Cross multiply
    3,055.82x = 4,213.90 × 2,718.66
  4. Step 4: Simplify right side
    3,055.82x = 11,456,126.71
  5. Step 5: Solve for x
    x = 11,456,126.71/3,055.82
  6. Step 6: Final answer
    x = 3,748.96

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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.