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Finding the Fourth Proportional to 9,351.80, 14,027.70 and 3,803.30

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Solution

The fourth proportional to 9,351.80, 14,027.70 and 3,803.30 is: 5,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.80 : 14,027.70 = 3,803.30 : x
  2. Step 2: Convert to fraction form
    9,351.80/14,027.70 = 3,803.30/x
  3. Step 3: Cross multiply
    9,351.80x = 14,027.70 × 3,803.30
  4. Step 4: Simplify right side
    9,351.80x = 53,351,551.41
  5. Step 5: Solve for x
    x = 53,351,551.41/9,351.80
  6. Step 6: Final answer
    x = 5,704.95

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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.