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Finding the Fourth Proportional to 1,968, 2,946.52 and 1,625.48

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Solution

The fourth proportional to 1,968, 2,946.52 and 1,625.48 is: 2,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968 : 2,946.52 = 1,625.48 : x
  2. Step 2: Convert to fraction form
    1,968/2,946.52 = 1,625.48/x
  3. Step 3: Cross multiply
    1,968x = 2,946.52 × 1,625.48
  4. Step 4: Simplify right side
    1,968x = 4,789,509.33
  5. Step 5: Solve for x
    x = 4,789,509.33/1,968
  6. Step 6: Final answer
    x = 2,433.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.