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Finding the Fourth Proportional to 6,253.54, 8,630.49 and 3,735.66

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Solution

The fourth proportional to 6,253.54, 8,630.49 and 3,735.66 is: 5,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.54 : 8,630.49 = 3,735.66 : x
  2. Step 2: Convert to fraction form
    6,253.54/8,630.49 = 3,735.66/x
  3. Step 3: Cross multiply
    6,253.54x = 8,630.49 × 3,735.66
  4. Step 4: Simplify right side
    6,253.54x = 32,240,576.27
  5. Step 5: Solve for x
    x = 32,240,576.27/6,253.54
  6. Step 6: Final answer
    x = 5,155.57

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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.