Home / 2,731.14-4,097.07-882.81

Finding the Fourth Proportional to 2,731.14, 4,097.07 and 882.81

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Solution

The fourth proportional to 2,731.14, 4,097.07 and 882.81 is: 1,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.14 : 4,097.07 = 882.81 : x
  2. Step 2: Convert to fraction form
    2,731.14/4,097.07 = 882.81/x
  3. Step 3: Cross multiply
    2,731.14x = 4,097.07 × 882.81
  4. Step 4: Simplify right side
    2,731.14x = 3,616,934.37
  5. Step 5: Solve for x
    x = 3,616,934.37/2,731.14
  6. Step 6: Final answer
    x = 1,324.33

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1.5x scale

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.