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Finding the Fourth Proportional to 4,766.50, 6,578.13 and 2,670.76

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Solution

The fourth proportional to 4,766.50, 6,578.13 and 2,670.76 is: 3,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766.50 : 6,578.13 = 2,670.76 : x
  2. Step 2: Convert to fraction form
    4,766.50/6,578.13 = 2,670.76/x
  3. Step 3: Cross multiply
    4,766.50x = 6,578.13 × 2,670.76
  4. Step 4: Simplify right side
    4,766.50x = 17,568,606.48
  5. Step 5: Solve for x
    x = 17,568,606.48/4,766.50
  6. Step 6: Final answer
    x = 3,685.85

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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.