Home / 2,040.22-2,794.41-1,920.53

Finding the Fourth Proportional to 2,040.22, 2,794.41 and 1,920.53

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Solution

The fourth proportional to 2,040.22, 2,794.41 and 1,920.53 is: 2,630.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.22 : 2,794.41 = 1,920.53 : x
  2. Step 2: Convert to fraction form
    2,040.22/2,794.41 = 1,920.53/x
  3. Step 3: Cross multiply
    2,040.22x = 2,794.41 × 1,920.53
  4. Step 4: Simplify right side
    2,040.22x = 5,366,748.24
  5. Step 5: Solve for x
    x = 5,366,748.24/2,040.22
  6. Step 6: Final answer
    x = 2,630.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.