Home / 5,329.94-7,355.41-2,971.82

Finding the Fourth Proportional to 5,329.94, 7,355.41 and 2,971.82

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Solution

The fourth proportional to 5,329.94, 7,355.41 and 2,971.82 is: 4,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.94 : 7,355.41 = 2,971.82 : x
  2. Step 2: Convert to fraction form
    5,329.94/7,355.41 = 2,971.82/x
  3. Step 3: Cross multiply
    5,329.94x = 7,355.41 × 2,971.82
  4. Step 4: Simplify right side
    5,329.94x = 21,858,965.51
  5. Step 5: Solve for x
    x = 21,858,965.51/5,329.94
  6. Step 6: Final answer
    x = 4,101.17

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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.