Home / 7,997.84-11,033.45-4,638.71

Finding the Fourth Proportional to 7,997.84, 11,033.45 and 4,638.71

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Solution

The fourth proportional to 7,997.84, 11,033.45 and 4,638.71 is: 6,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.84 : 11,033.45 = 4,638.71 : x
  2. Step 2: Convert to fraction form
    7,997.84/11,033.45 = 4,638.71/x
  3. Step 3: Cross multiply
    7,997.84x = 11,033.45 × 4,638.71
  4. Step 4: Simplify right side
    7,997.84x = 51,180,896.49
  5. Step 5: Solve for x
    x = 51,180,896.49/7,997.84
  6. Step 6: Final answer
    x = 6,399.34

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.