Home / 5,979.14-8,969.91-2,082.50

Finding the Fourth Proportional to 5,979.14, 8,969.91 and 2,082.50

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Solution

The fourth proportional to 5,979.14, 8,969.91 and 2,082.50 is: 3,124.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.14 : 8,969.91 = 2,082.50 : x
  2. Step 2: Convert to fraction form
    5,979.14/8,969.91 = 2,082.50/x
  3. Step 3: Cross multiply
    5,979.14x = 8,969.91 × 2,082.50
  4. Step 4: Simplify right side
    5,979.14x = 18,679,837.58
  5. Step 5: Solve for x
    x = 18,679,837.58/5,979.14
  6. Step 6: Final answer
    x = 3,124.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.