Home / 5,349.89-8,021.40-2,232.05

Finding the Fourth Proportional to 5,349.89, 8,021.40 and 2,232.05

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Solution

The fourth proportional to 5,349.89, 8,021.40 and 2,232.05 is: 3,346.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.89 : 8,021.40 = 2,232.05 : x
  2. Step 2: Convert to fraction form
    5,349.89/8,021.40 = 2,232.05/x
  3. Step 3: Cross multiply
    5,349.89x = 8,021.40 × 2,232.05
  4. Step 4: Simplify right side
    5,349.89x = 17,904,125.76
  5. Step 5: Solve for x
    x = 17,904,125.76/5,349.89
  6. Step 6: Final answer
    x = 3,346.64

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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.