Home / 2,731.82-4,099.08-1,088.33

Finding the Fourth Proportional to 2,731.82, 4,099.08 and 1,088.33

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Solution

The fourth proportional to 2,731.82, 4,099.08 and 1,088.33 is: 1,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.82 : 4,099.08 = 1,088.33 : x
  2. Step 2: Convert to fraction form
    2,731.82/4,099.08 = 1,088.33/x
  3. Step 3: Cross multiply
    2,731.82x = 4,099.08 × 1,088.33
  4. Step 4: Simplify right side
    2,731.82x = 4,461,151.74
  5. Step 5: Solve for x
    x = 4,461,151.74/2,731.82
  6. Step 6: Final answer
    x = 1,633.03

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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.