Home / 7,997.24-11,995.59-2,153.63

Finding the Fourth Proportional to 7,997.24, 11,995.59 and 2,153.63

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Solution

The fourth proportional to 7,997.24, 11,995.59 and 2,153.63 is: 3,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.24 : 11,995.59 = 2,153.63 : x
  2. Step 2: Convert to fraction form
    7,997.24/11,995.59 = 2,153.63/x
  3. Step 3: Cross multiply
    7,997.24x = 11,995.59 × 2,153.63
  4. Step 4: Simplify right side
    7,997.24x = 25,834,062.49
  5. Step 5: Solve for x
    x = 25,834,062.49/7,997.24
  6. Step 6: Final answer
    x = 3,230.37

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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.