Home / 2,731.91-4,097.61-1,088.01

Finding the Fourth Proportional to 2,731.91, 4,097.61 and 1,088.01

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Solution

The fourth proportional to 2,731.91, 4,097.61 and 1,088.01 is: 1,631.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.91 : 4,097.61 = 1,088.01 : x
  2. Step 2: Convert to fraction form
    2,731.91/4,097.61 = 1,088.01/x
  3. Step 3: Cross multiply
    2,731.91x = 4,097.61 × 1,088.01
  4. Step 4: Simplify right side
    2,731.91x = 4,458,240.66
  5. Step 5: Solve for x
    x = 4,458,240.66/2,731.91
  6. Step 6: Final answer
    x = 1,631.92

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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.