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Finding the Fourth Proportional to 6,503.25, 8,981.79 and 4,403.73

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Solution

The fourth proportional to 6,503.25, 8,981.79 and 4,403.73 is: 6,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503.25 : 8,981.79 = 4,403.73 : x
  2. Step 2: Convert to fraction form
    6,503.25/8,981.79 = 4,403.73/x
  3. Step 3: Cross multiply
    6,503.25x = 8,981.79 × 4,403.73
  4. Step 4: Simplify right side
    6,503.25x = 39,553,378.08
  5. Step 5: Solve for x
    x = 39,553,378.08/6,503.25
  6. Step 6: Final answer
    x = 6,082.09

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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.