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Finding the Fourth Proportional to 6,503.07, 8,974.67 and 4,906.90

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Solution

The fourth proportional to 6,503.07, 8,974.67 and 4,906.90 is: 6,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503.07 : 8,974.67 = 4,906.90 : x
  2. Step 2: Convert to fraction form
    6,503.07/8,974.67 = 4,906.90/x
  3. Step 3: Cross multiply
    6,503.07x = 8,974.67 × 4,906.90
  4. Step 4: Simplify right side
    6,503.07x = 44,037,808.22
  5. Step 5: Solve for x
    x = 44,037,808.22/6,503.07
  6. Step 6: Final answer
    x = 6,771.85

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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.