Home / 9,230.70-13,847.85-3,387.81

Finding the Fourth Proportional to 9,230.70, 13,847.85 and 3,387.81

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Solution

The fourth proportional to 9,230.70, 13,847.85 and 3,387.81 is: 5,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.70 : 13,847.85 = 3,387.81 : x
  2. Step 2: Convert to fraction form
    9,230.70/13,847.85 = 3,387.81/x
  3. Step 3: Cross multiply
    9,230.70x = 13,847.85 × 3,387.81
  4. Step 4: Simplify right side
    9,230.70x = 46,913,884.71
  5. Step 5: Solve for x
    x = 46,913,884.71/9,230.70
  6. Step 6: Final answer
    x = 5,082.38

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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.