Home / 2,523.51-3,480.80-1,992.22

Finding the Fourth Proportional to 2,523.51, 3,480.80 and 1,992.22

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Solution

The fourth proportional to 2,523.51, 3,480.80 and 1,992.22 is: 2,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.51 : 3,480.80 = 1,992.22 : x
  2. Step 2: Convert to fraction form
    2,523.51/3,480.80 = 1,992.22/x
  3. Step 3: Cross multiply
    2,523.51x = 3,480.80 × 1,992.22
  4. Step 4: Simplify right side
    2,523.51x = 6,934,500.71
  5. Step 5: Solve for x
    x = 6,934,500.71/2,523.51
  6. Step 6: Final answer
    x = 2,747.96

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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.