Home / 5,329.97-7,355.44-2,939.93

Finding the Fourth Proportional to 5,329.97, 7,355.44 and 2,939.93

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Solution

The fourth proportional to 5,329.97, 7,355.44 and 2,939.93 is: 4,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.97 : 7,355.44 = 2,939.93 : x
  2. Step 2: Convert to fraction form
    5,329.97/7,355.44 = 2,939.93/x
  3. Step 3: Cross multiply
    5,329.97x = 7,355.44 × 2,939.93
  4. Step 4: Simplify right side
    5,329.97x = 21,624,478.72
  5. Step 5: Solve for x
    x = 21,624,478.72/5,329.97
  6. Step 6: Final answer
    x = 4,057.15

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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.