Home / 2,371.47-3,272.63-1,323.51

Finding the Fourth Proportional to 2,371.47, 3,272.63 and 1,323.51

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Solution

The fourth proportional to 2,371.47, 3,272.63 and 1,323.51 is: 1,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.47 : 3,272.63 = 1,323.51 : x
  2. Step 2: Convert to fraction form
    2,371.47/3,272.63 = 1,323.51/x
  3. Step 3: Cross multiply
    2,371.47x = 3,272.63 × 1,323.51
  4. Step 4: Simplify right side
    2,371.47x = 4,331,351.91
  5. Step 5: Solve for x
    x = 4,331,351.91/2,371.47
  6. Step 6: Final answer
    x = 1,826.44

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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.