Home / 5,760.57-8,640.84-2,300.25

Finding the Fourth Proportional to 5,760.57, 8,640.84 and 2,300.25

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Solution

The fourth proportional to 5,760.57, 8,640.84 and 2,300.25 is: 3,450.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.57 : 8,640.84 = 2,300.25 : x
  2. Step 2: Convert to fraction form
    5,760.57/8,640.84 = 2,300.25/x
  3. Step 3: Cross multiply
    5,760.57x = 8,640.84 × 2,300.25
  4. Step 4: Simplify right side
    5,760.57x = 19,876,092.21
  5. Step 5: Solve for x
    x = 19,876,092.21/5,760.57
  6. Step 6: Final answer
    x = 3,450.37

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1.5x scale

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.