Home / 4,171.61-6,255.59-1,249.23

Finding the Fourth Proportional to 4,171.61, 6,255.59 and 1,249.23

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Solution

The fourth proportional to 4,171.61, 6,255.59 and 1,249.23 is: 1,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.61 : 6,255.59 = 1,249.23 : x
  2. Step 2: Convert to fraction form
    4,171.61/6,255.59 = 1,249.23/x
  3. Step 3: Cross multiply
    4,171.61x = 6,255.59 × 1,249.23
  4. Step 4: Simplify right side
    4,171.61x = 7,814,664.45
  5. Step 5: Solve for x
    x = 7,814,664.45/4,171.61
  6. Step 6: Final answer
    x = 1,873.30

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Double scale
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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.