Home / 4,121.77-6,184.23-2,479.48

Finding the Fourth Proportional to 4,121.77, 6,184.23 and 2,479.48

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Solution

The fourth proportional to 4,121.77, 6,184.23 and 2,479.48 is: 3,720.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.77 : 6,184.23 = 2,479.48 : x
  2. Step 2: Convert to fraction form
    4,121.77/6,184.23 = 2,479.48/x
  3. Step 3: Cross multiply
    4,121.77x = 6,184.23 × 2,479.48
  4. Step 4: Simplify right side
    4,121.77x = 15,333,674.60
  5. Step 5: Solve for x
    x = 15,333,674.60/4,121.77
  6. Step 6: Final answer
    x = 3,720.17

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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.