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Finding the Fourth Proportional to 4,687.93, 6,469.34 and 2,563.66

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Solution

The fourth proportional to 4,687.93, 6,469.34 and 2,563.66 is: 3,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.93 : 6,469.34 = 2,563.66 : x
  2. Step 2: Convert to fraction form
    4,687.93/6,469.34 = 2,563.66/x
  3. Step 3: Cross multiply
    4,687.93x = 6,469.34 × 2,563.66
  4. Step 4: Simplify right side
    4,687.93x = 16,585,173.24
  5. Step 5: Solve for x
    x = 16,585,173.24/4,687.93
  6. Step 6: Final answer
    x = 3,537.85

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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.