Home / 5,813.26-8,021.95-3,160.65

Finding the Fourth Proportional to 5,813.26, 8,021.95 and 3,160.65

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Solution

The fourth proportional to 5,813.26, 8,021.95 and 3,160.65 is: 4,361.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.26 : 8,021.95 = 3,160.65 : x
  2. Step 2: Convert to fraction form
    5,813.26/8,021.95 = 3,160.65/x
  3. Step 3: Cross multiply
    5,813.26x = 8,021.95 × 3,160.65
  4. Step 4: Simplify right side
    5,813.26x = 25,354,576.27
  5. Step 5: Solve for x
    x = 25,354,576.27/5,813.26
  6. Step 6: Final answer
    x = 4,361.51

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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.