Home / 4,578.57-6,860.61-3,479.58

Finding the Fourth Proportional to 4,578.57, 6,860.61 and 3,479.58

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Solution

The fourth proportional to 4,578.57, 6,860.61 and 3,479.58 is: 5,213.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.57 : 6,860.61 = 3,479.58 : x
  2. Step 2: Convert to fraction form
    4,578.57/6,860.61 = 3,479.58/x
  3. Step 3: Cross multiply
    4,578.57x = 6,860.61 × 3,479.58
  4. Step 4: Simplify right side
    4,578.57x = 23,872,041.34
  5. Step 5: Solve for x
    x = 23,872,041.34/4,578.57
  6. Step 6: Final answer
    x = 5,213.86

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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.