Home / 9,727.20-14,591.10-3,803.85

Finding the Fourth Proportional to 9,727.20, 14,591.10 and 3,803.85

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Solution

The fourth proportional to 9,727.20, 14,591.10 and 3,803.85 is: 5,705.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.20 : 14,591.10 = 3,803.85 : x
  2. Step 2: Convert to fraction form
    9,727.20/14,591.10 = 3,803.85/x
  3. Step 3: Cross multiply
    9,727.20x = 14,591.10 × 3,803.85
  4. Step 4: Simplify right side
    9,727.20x = 55,502,355.74
  5. Step 5: Solve for x
    x = 55,502,355.74/9,727.20
  6. Step 6: Final answer
    x = 5,705.89

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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.