Home / 2,942.22-4,060.44-1,764.12

Finding the Fourth Proportional to 2,942.22, 4,060.44 and 1,764.12

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Solution

The fourth proportional to 2,942.22, 4,060.44 and 1,764.12 is: 2,434.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.22 : 4,060.44 = 1,764.12 : x
  2. Step 2: Convert to fraction form
    2,942.22/4,060.44 = 1,764.12/x
  3. Step 3: Cross multiply
    2,942.22x = 4,060.44 × 1,764.12
  4. Step 4: Simplify right side
    2,942.22x = 7,163,103.41
  5. Step 5: Solve for x
    x = 7,163,103.41/2,942.22
  6. Step 6: Final answer
    x = 2,434.59

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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.