Home / 3,316.11-4,993.91-2,888.43

Finding the Fourth Proportional to 3,316.11, 4,993.91 and 2,888.43

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Solution

The fourth proportional to 3,316.11, 4,993.91 and 2,888.43 is: 4,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.11 : 4,993.91 = 2,888.43 : x
  2. Step 2: Convert to fraction form
    3,316.11/4,993.91 = 2,888.43/x
  3. Step 3: Cross multiply
    3,316.11x = 4,993.91 × 2,888.43
  4. Step 4: Simplify right side
    3,316.11x = 14,424,566.68
  5. Step 5: Solve for x
    x = 14,424,566.68/3,316.11
  6. Step 6: Final answer
    x = 4,349.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.