Home / 5,243.47-7,236.59-3,006.05

Finding the Fourth Proportional to 5,243.47, 7,236.59 and 3,006.05

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Solution

The fourth proportional to 5,243.47, 7,236.59 and 3,006.05 is: 4,148.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243.47 : 7,236.59 = 3,006.05 : x
  2. Step 2: Convert to fraction form
    5,243.47/7,236.59 = 3,006.05/x
  3. Step 3: Cross multiply
    5,243.47x = 7,236.59 × 3,006.05
  4. Step 4: Simplify right side
    5,243.47x = 21,753,500.16
  5. Step 5: Solve for x
    x = 21,753,500.16/5,243.47
  6. Step 6: Final answer
    x = 4,148.69

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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.