Home / 3,259.39-4,494.93-2,180.76

Finding the Fourth Proportional to 3,259.39, 4,494.93 and 2,180.76

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Solution

The fourth proportional to 3,259.39, 4,494.93 and 2,180.76 is: 3,007.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.39 : 4,494.93 = 2,180.76 : x
  2. Step 2: Convert to fraction form
    3,259.39/4,494.93 = 2,180.76/x
  3. Step 3: Cross multiply
    3,259.39x = 4,494.93 × 2,180.76
  4. Step 4: Simplify right side
    3,259.39x = 9,802,363.55
  5. Step 5: Solve for x
    x = 9,802,363.55/3,259.39
  6. Step 6: Final answer
    x = 3,007.42

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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.