Home / 7,999.84-11,996.04-2,451.76

Finding the Fourth Proportional to 7,999.84, 11,996.04 and 2,451.76

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Solution

The fourth proportional to 7,999.84, 11,996.04 and 2,451.76 is: 3,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999.84 : 11,996.04 = 2,451.76 : x
  2. Step 2: Convert to fraction form
    7,999.84/11,996.04 = 2,451.76/x
  3. Step 3: Cross multiply
    7,999.84x = 11,996.04 × 2,451.76
  4. Step 4: Simplify right side
    7,999.84x = 29,411,411.03
  5. Step 5: Solve for x
    x = 29,411,411.03/7,999.84
  6. Step 6: Final answer
    x = 3,676.50

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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.