Home / 5,979.11-8,969.69-2,029.95

Finding the Fourth Proportional to 5,979.11, 8,969.69 and 2,029.95

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Solution

The fourth proportional to 5,979.11, 8,969.69 and 2,029.95 is: 3,045.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.11 : 8,969.69 = 2,029.95 : x
  2. Step 2: Convert to fraction form
    5,979.11/8,969.69 = 2,029.95/x
  3. Step 3: Cross multiply
    5,979.11x = 8,969.69 × 2,029.95
  4. Step 4: Simplify right side
    5,979.11x = 18,208,027.29
  5. Step 5: Solve for x
    x = 18,208,027.29/5,979.11
  6. Step 6: Final answer
    x = 3,045.28

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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.