Home / 5,813.70-8,022.94-3,423.76

Finding the Fourth Proportional to 5,813.70, 8,022.94 and 3,423.76

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Solution

The fourth proportional to 5,813.70, 8,022.94 and 3,423.76 is: 4,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.70 : 8,022.94 = 3,423.76 : x
  2. Step 2: Convert to fraction form
    5,813.70/8,022.94 = 3,423.76/x
  3. Step 3: Cross multiply
    5,813.70x = 8,022.94 × 3,423.76
  4. Step 4: Simplify right side
    5,813.70x = 27,468,621.05
  5. Step 5: Solve for x
    x = 27,468,621.05/5,813.70
  6. Step 6: Final answer
    x = 4,724.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.