Home / 4,661.19-6,984.48-2,579.91

Finding the Fourth Proportional to 4,661.19, 6,984.48 and 2,579.91

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Solution

The fourth proportional to 4,661.19, 6,984.48 and 2,579.91 is: 3,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.19 : 6,984.48 = 2,579.91 : x
  2. Step 2: Convert to fraction form
    4,661.19/6,984.48 = 2,579.91/x
  3. Step 3: Cross multiply
    4,661.19x = 6,984.48 × 2,579.91
  4. Step 4: Simplify right side
    4,661.19x = 18,019,329.80
  5. Step 5: Solve for x
    x = 18,019,329.80/4,661.19
  6. Step 6: Final answer
    x = 3,865.82

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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.