Home / 2,044.32-2,822.09-1,205.57

Finding the Fourth Proportional to 2,044.32, 2,822.09 and 1,205.57

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Solution

The fourth proportional to 2,044.32, 2,822.09 and 1,205.57 is: 1,664.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.32 : 2,822.09 = 1,205.57 : x
  2. Step 2: Convert to fraction form
    2,044.32/2,822.09 = 1,205.57/x
  3. Step 3: Cross multiply
    2,044.32x = 2,822.09 × 1,205.57
  4. Step 4: Simplify right side
    2,044.32x = 3,402,206.90
  5. Step 5: Solve for x
    x = 3,402,206.90/2,044.32
  6. Step 6: Final answer
    x = 1,664.22

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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.