Home / 3,343.91-4,615.13-3,196.26

Finding the Fourth Proportional to 3,343.91, 4,615.13 and 3,196.26

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Solution

The fourth proportional to 3,343.91, 4,615.13 and 3,196.26 is: 4,411.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.91 : 4,615.13 = 3,196.26 : x
  2. Step 2: Convert to fraction form
    3,343.91/4,615.13 = 3,196.26/x
  3. Step 3: Cross multiply
    3,343.91x = 4,615.13 × 3,196.26
  4. Step 4: Simplify right side
    3,343.91x = 14,751,163.40
  5. Step 5: Solve for x
    x = 14,751,163.40/3,343.91
  6. Step 6: Final answer
    x = 4,411.36

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Half scale
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Double 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.