Home / 4,976.17-7,465.62-3,939.63

Finding the Fourth Proportional to 4,976.17, 7,465.62 and 3,939.63

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Solution

The fourth proportional to 4,976.17, 7,465.62 and 3,939.63 is: 5,910.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.17 : 7,465.62 = 3,939.63 : x
  2. Step 2: Convert to fraction form
    4,976.17/7,465.62 = 3,939.63/x
  3. Step 3: Cross multiply
    4,976.17x = 7,465.62 × 3,939.63
  4. Step 4: Simplify right side
    4,976.17x = 29,411,743.19
  5. Step 5: Solve for x
    x = 29,411,743.19/4,976.17
  6. Step 6: Final answer
    x = 5,910.52

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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.