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Finding the Fourth Proportional to 1,968.02, 2,709.97 and 1,701.98

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Solution

The fourth proportional to 1,968.02, 2,709.97 and 1,701.98 is: 2,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.02 : 2,709.97 = 1,701.98 : x
  2. Step 2: Convert to fraction form
    1,968.02/2,709.97 = 1,701.98/x
  3. Step 3: Cross multiply
    1,968.02x = 2,709.97 × 1,701.98
  4. Step 4: Simplify right side
    1,968.02x = 4,612,317.26
  5. Step 5: Solve for x
    x = 4,612,317.26/1,968.02
  6. Step 6: Final answer
    x = 2,343.63

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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.