Home / 2,043.47-2,820.19-1,204.43

Finding the Fourth Proportional to 2,043.47, 2,820.19 and 1,204.43

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Solution

The fourth proportional to 2,043.47, 2,820.19 and 1,204.43 is: 1,662.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.47 : 2,820.19 = 1,204.43 : x
  2. Step 2: Convert to fraction form
    2,043.47/2,820.19 = 1,204.43/x
  3. Step 3: Cross multiply
    2,043.47x = 2,820.19 × 1,204.43
  4. Step 4: Simplify right side
    2,043.47x = 3,396,721.44
  5. Step 5: Solve for x
    x = 3,396,721.44/2,043.47
  6. Step 6: Final answer
    x = 1,662.23

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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.