Home / 5,108.52-7,052.99-3,343.11

Finding the Fourth Proportional to 5,108.52, 7,052.99 and 3,343.11

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Solution

The fourth proportional to 5,108.52, 7,052.99 and 3,343.11 is: 4,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.52 : 7,052.99 = 3,343.11 : x
  2. Step 2: Convert to fraction form
    5,108.52/7,052.99 = 3,343.11/x
  3. Step 3: Cross multiply
    5,108.52x = 7,052.99 × 3,343.11
  4. Step 4: Simplify right side
    5,108.52x = 23,578,904.68
  5. Step 5: Solve for x
    x = 23,578,904.68/5,108.52
  6. Step 6: Final answer
    x = 4,615.60

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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.