Home / 2,371.08-3,273.63-2,121.97

Finding the Fourth Proportional to 2,371.08, 3,273.63 and 2,121.97

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Solution

The fourth proportional to 2,371.08, 3,273.63 and 2,121.97 is: 2,929.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.08 : 3,273.63 = 2,121.97 : x
  2. Step 2: Convert to fraction form
    2,371.08/3,273.63 = 2,121.97/x
  3. Step 3: Cross multiply
    2,371.08x = 3,273.63 × 2,121.97
  4. Step 4: Simplify right side
    2,371.08x = 6,946,528.51
  5. Step 5: Solve for x
    x = 6,946,528.51/2,371.08
  6. Step 6: Final answer
    x = 2,929.69

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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.