Home / 6,625.28-9,143.05-3,641.19

Finding the Fourth Proportional to 6,625.28, 9,143.05 and 3,641.19

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Solution

The fourth proportional to 6,625.28, 9,143.05 and 3,641.19 is: 5,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.28 : 9,143.05 = 3,641.19 : x
  2. Step 2: Convert to fraction form
    6,625.28/9,143.05 = 3,641.19/x
  3. Step 3: Cross multiply
    6,625.28x = 9,143.05 × 3,641.19
  4. Step 4: Simplify right side
    6,625.28x = 33,291,568.47
  5. Step 5: Solve for x
    x = 33,291,568.47/6,625.28
  6. Step 6: Final answer
    x = 5,024.93

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Half scale
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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.