Home / 5,125.58-7,073.66-3,864.42

Finding the Fourth Proportional to 5,125.58, 7,073.66 and 3,864.42

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Solution

The fourth proportional to 5,125.58, 7,073.66 and 3,864.42 is: 5,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.58 : 7,073.66 = 3,864.42 : x
  2. Step 2: Convert to fraction form
    5,125.58/7,073.66 = 3,864.42/x
  3. Step 3: Cross multiply
    5,125.58x = 7,073.66 × 3,864.42
  4. Step 4: Simplify right side
    5,125.58x = 27,335,593.18
  5. Step 5: Solve for x
    x = 27,335,593.18/5,125.58
  6. Step 6: Final answer
    x = 5,333.17

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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.