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Finding the Fourth Proportional to 6,277.56, 8,650.62 and 4,503.48

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Solution

The fourth proportional to 6,277.56, 8,650.62 and 4,503.48 is: 6,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,277.56 : 8,650.62 = 4,503.48 : x
  2. Step 2: Convert to fraction form
    6,277.56/8,650.62 = 4,503.48/x
  3. Step 3: Cross multiply
    6,277.56x = 8,650.62 × 4,503.48
  4. Step 4: Simplify right side
    6,277.56x = 38,957,894.16
  5. Step 5: Solve for x
    x = 38,957,894.16/6,277.56
  6. Step 6: Final answer
    x = 6,205.90

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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.