Home / 2,371.17-3,272.40-1,323.39

Finding the Fourth Proportional to 2,371.17, 3,272.40 and 1,323.39

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Solution

The fourth proportional to 2,371.17, 3,272.40 and 1,323.39 is: 1,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.17 : 3,272.40 = 1,323.39 : x
  2. Step 2: Convert to fraction form
    2,371.17/3,272.40 = 1,323.39/x
  3. Step 3: Cross multiply
    2,371.17x = 3,272.40 × 1,323.39
  4. Step 4: Simplify right side
    2,371.17x = 4,330,661.44
  5. Step 5: Solve for x
    x = 4,330,661.44/2,371.17
  6. Step 6: Final answer
    x = 1,826.38

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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.