Home / 7,329.38-10,114.54-4,185.56

Finding the Fourth Proportional to 7,329.38, 10,114.54 and 4,185.56

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Solution

The fourth proportional to 7,329.38, 10,114.54 and 4,185.56 is: 5,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.38 : 10,114.54 = 4,185.56 : x
  2. Step 2: Convert to fraction form
    7,329.38/10,114.54 = 4,185.56/x
  3. Step 3: Cross multiply
    7,329.38x = 10,114.54 × 4,185.56
  4. Step 4: Simplify right side
    7,329.38x = 42,335,028.86
  5. Step 5: Solve for x
    x = 42,335,028.86/7,329.38
  6. Step 6: Final answer
    x = 5,776.08

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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.