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Finding the Fourth Proportional to 9,203.87, 13,806.41 and 5,529.71

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Solution

The fourth proportional to 9,203.87, 13,806.41 and 5,529.71 is: 8,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.87 : 13,806.41 = 5,529.71 : x
  2. Step 2: Convert to fraction form
    9,203.87/13,806.41 = 5,529.71/x
  3. Step 3: Cross multiply
    9,203.87x = 13,806.41 × 5,529.71
  4. Step 4: Simplify right side
    9,203.87x = 76,345,346.76
  5. Step 5: Solve for x
    x = 76,345,346.76/9,203.87
  6. Step 6: Final answer
    x = 8,294.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.