Home / 7,333.08-11,001.78-2,715

Finding the Fourth Proportional to 7,333.08, 11,001.78 and 2,715

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Solution

The fourth proportional to 7,333.08, 11,001.78 and 2,715 is: 4,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.08 : 11,001.78 = 2,715 : x
  2. Step 2: Convert to fraction form
    7,333.08/11,001.78 = 2,715/x
  3. Step 3: Cross multiply
    7,333.08x = 11,001.78 × 2,715
  4. Step 4: Simplify right side
    7,333.08x = 29,869,832.70
  5. Step 5: Solve for x
    x = 29,869,832.70/7,333.08
  6. Step 6: Final answer
    x = 4,073.30

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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.