Home / 7,665.04-11,497.56-3,279.66

Finding the Fourth Proportional to 7,665.04, 11,497.56 and 3,279.66

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Solution

The fourth proportional to 7,665.04, 11,497.56 and 3,279.66 is: 4,919.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.04 : 11,497.56 = 3,279.66 : x
  2. Step 2: Convert to fraction form
    7,665.04/11,497.56 = 3,279.66/x
  3. Step 3: Cross multiply
    7,665.04x = 11,497.56 × 3,279.66
  4. Step 4: Simplify right side
    7,665.04x = 37,708,087.63
  5. Step 5: Solve for x
    x = 37,708,087.63/7,665.04
  6. Step 6: Final answer
    x = 4,919.49

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Half scale
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Double scale
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Similar ratio
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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.