Home / 6,625.47-9,143.26-3,641.58

Finding the Fourth Proportional to 6,625.47, 9,143.26 and 3,641.58

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Solution

The fourth proportional to 6,625.47, 9,143.26 and 3,641.58 is: 5,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.47 : 9,143.26 = 3,641.58 : x
  2. Step 2: Convert to fraction form
    6,625.47/9,143.26 = 3,641.58/x
  3. Step 3: Cross multiply
    6,625.47x = 9,143.26 × 3,641.58
  4. Step 4: Simplify right side
    6,625.47x = 33,295,912.75
  5. Step 5: Solve for x
    x = 33,295,912.75/6,625.47
  6. Step 6: Final answer
    x = 5,025.44

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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.