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Finding the Fourth Proportional to 4,959.18, 7,433.91 and 3,203.91

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Solution

The fourth proportional to 4,959.18, 7,433.91 and 3,203.91 is: 4,802.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.18 : 7,433.91 = 3,203.91 : x
  2. Step 2: Convert to fraction form
    4,959.18/7,433.91 = 3,203.91/x
  3. Step 3: Cross multiply
    4,959.18x = 7,433.91 × 3,203.91
  4. Step 4: Simplify right side
    4,959.18x = 23,817,578.59
  5. Step 5: Solve for x
    x = 23,817,578.59/4,959.18
  6. Step 6: Final answer
    x = 4,802.73

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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.