Home / 6,540.23-9,020.61-4,625.25

Finding the Fourth Proportional to 6,540.23, 9,020.61 and 4,625.25

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Solution

The fourth proportional to 6,540.23, 9,020.61 and 4,625.25 is: 6,379.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.23 : 9,020.61 = 4,625.25 : x
  2. Step 2: Convert to fraction form
    6,540.23/9,020.61 = 4,625.25/x
  3. Step 3: Cross multiply
    6,540.23x = 9,020.61 × 4,625.25
  4. Step 4: Simplify right side
    6,540.23x = 41,722,576.40
  5. Step 5: Solve for x
    x = 41,722,576.40/6,540.23
  6. Step 6: Final answer
    x = 6,379.38

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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.