Home / 2,371.14-3,272.31-1,323.21

Finding the Fourth Proportional to 2,371.14, 3,272.31 and 1,323.21

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Solution

The fourth proportional to 2,371.14, 3,272.31 and 1,323.21 is: 1,826.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.14 : 3,272.31 = 1,323.21 : x
  2. Step 2: Convert to fraction form
    2,371.14/3,272.31 = 1,323.21/x
  3. Step 3: Cross multiply
    2,371.14x = 3,272.31 × 1,323.21
  4. Step 4: Simplify right side
    2,371.14x = 4,329,953.32
  5. Step 5: Solve for x
    x = 4,329,953.32/2,371.14
  6. Step 6: Final answer
    x = 1,826.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.