Home / 4,766.78-6,578.10-2,670.86

Finding the Fourth Proportional to 4,766.78, 6,578.10 and 2,670.86

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Solution

The fourth proportional to 4,766.78, 6,578.10 and 2,670.86 is: 3,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766.78 : 6,578.10 = 2,670.86 : x
  2. Step 2: Convert to fraction form
    4,766.78/6,578.10 = 2,670.86/x
  3. Step 3: Cross multiply
    4,766.78x = 6,578.10 × 2,670.86
  4. Step 4: Simplify right side
    4,766.78x = 17,569,184.17
  5. Step 5: Solve for x
    x = 17,569,184.17/4,766.78
  6. Step 6: Final answer
    x = 3,685.76

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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.