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Finding the Fourth Proportional to 3,965.99, 5,948.91 and 1,044.32

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Solution

The fourth proportional to 3,965.99, 5,948.91 and 1,044.32 is: 1,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.99 : 5,948.91 = 1,044.32 : x
  2. Step 2: Convert to fraction form
    3,965.99/5,948.91 = 1,044.32/x
  3. Step 3: Cross multiply
    3,965.99x = 5,948.91 × 1,044.32
  4. Step 4: Simplify right side
    3,965.99x = 6,212,535.95
  5. Step 5: Solve for x
    x = 6,212,535.95/3,965.99
  6. Step 6: Final answer
    x = 1,566.45

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Why These Related Problems?

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