Home / 2,942.66-4,060.43-1,763.44

Finding the Fourth Proportional to 2,942.66, 4,060.43 and 1,763.44

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Solution

The fourth proportional to 2,942.66, 4,060.43 and 1,763.44 is: 2,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.66 : 4,060.43 = 1,763.44 : x
  2. Step 2: Convert to fraction form
    2,942.66/4,060.43 = 1,763.44/x
  3. Step 3: Cross multiply
    2,942.66x = 4,060.43 × 1,763.44
  4. Step 4: Simplify right side
    2,942.66x = 7,160,312.32
  5. Step 5: Solve for x
    x = 7,160,312.32/2,942.66
  6. Step 6: Final answer
    x = 2,433.28

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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.