Home / 2,916.11-4,371.73-1,357.23

Finding the Fourth Proportional to 2,916.11, 4,371.73 and 1,357.23

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Solution

The fourth proportional to 2,916.11, 4,371.73 and 1,357.23 is: 2,034.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.11 : 4,371.73 = 1,357.23 : x
  2. Step 2: Convert to fraction form
    2,916.11/4,371.73 = 1,357.23/x
  3. Step 3: Cross multiply
    2,916.11x = 4,371.73 × 1,357.23
  4. Step 4: Simplify right side
    2,916.11x = 5,933,443.11
  5. Step 5: Solve for x
    x = 5,933,443.11/2,916.11
  6. Step 6: Final answer
    x = 2,034.71

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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.