Home / 5,813.43-8,022.43-3,160.81

Finding the Fourth Proportional to 5,813.43, 8,022.43 and 3,160.81

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Solution

The fourth proportional to 5,813.43, 8,022.43 and 3,160.81 is: 4,361.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.43 : 8,022.43 = 3,160.81 : x
  2. Step 2: Convert to fraction form
    5,813.43/8,022.43 = 3,160.81/x
  3. Step 3: Cross multiply
    5,813.43x = 8,022.43 × 3,160.81
  4. Step 4: Simplify right side
    5,813.43x = 25,357,376.97
  5. Step 5: Solve for x
    x = 25,357,376.97/5,813.43
  6. Step 6: Final answer
    x = 4,361.86

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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.