Home / 7,220.66-10,832.88-3,060.86

Finding the Fourth Proportional to 7,220.66, 10,832.88 and 3,060.86

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Solution

The fourth proportional to 7,220.66, 10,832.88 and 3,060.86 is: 4,592.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220.66 : 10,832.88 = 3,060.86 : x
  2. Step 2: Convert to fraction form
    7,220.66/10,832.88 = 3,060.86/x
  3. Step 3: Cross multiply
    7,220.66x = 10,832.88 × 3,060.86
  4. Step 4: Simplify right side
    7,220.66x = 33,157,929.08
  5. Step 5: Solve for x
    x = 33,157,929.08/7,220.66
  6. Step 6: Final answer
    x = 4,592.09

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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.