Home / 5,979.51-8,251.91-3,461.39

Finding the Fourth Proportional to 5,979.51, 8,251.91 and 3,461.39

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Solution

The fourth proportional to 5,979.51, 8,251.91 and 3,461.39 is: 4,776.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.51 : 8,251.91 = 3,461.39 : x
  2. Step 2: Convert to fraction form
    5,979.51/8,251.91 = 3,461.39/x
  3. Step 3: Cross multiply
    5,979.51x = 8,251.91 × 3,461.39
  4. Step 4: Simplify right side
    5,979.51x = 28,563,078.75
  5. Step 5: Solve for x
    x = 28,563,078.75/5,979.51
  6. Step 6: Final answer
    x = 4,776.83

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1.5x scale

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.