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Finding the Fourth Proportional to 9,019.66, 13,529.49 and 3,754.57

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Solution

The fourth proportional to 9,019.66, 13,529.49 and 3,754.57 is: 5,631.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.66 : 13,529.49 = 3,754.57 : x
  2. Step 2: Convert to fraction form
    9,019.66/13,529.49 = 3,754.57/x
  3. Step 3: Cross multiply
    9,019.66x = 13,529.49 × 3,754.57
  4. Step 4: Simplify right side
    9,019.66x = 50,797,417.27
  5. Step 5: Solve for x
    x = 50,797,417.27/9,019.66
  6. Step 6: Final answer
    x = 5,631.86

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Similar ratio
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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.