Home / 6,979.03-9,631.14-3,792.35

Finding the Fourth Proportional to 6,979.03, 9,631.14 and 3,792.35

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Solution

The fourth proportional to 6,979.03, 9,631.14 and 3,792.35 is: 5,233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.03 : 9,631.14 = 3,792.35 : x
  2. Step 2: Convert to fraction form
    6,979.03/9,631.14 = 3,792.35/x
  3. Step 3: Cross multiply
    6,979.03x = 9,631.14 × 3,792.35
  4. Step 4: Simplify right side
    6,979.03x = 36,524,663.64
  5. Step 5: Solve for x
    x = 36,524,663.64/6,979.03
  6. Step 6: Final answer
    x = 5,233.49

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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.