Home / 5,270.47-7,272.79-3,032.44

Finding the Fourth Proportional to 5,270.47, 7,272.79 and 3,032.44

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Solution

The fourth proportional to 5,270.47, 7,272.79 and 3,032.44 is: 4,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.47 : 7,272.79 = 3,032.44 : x
  2. Step 2: Convert to fraction form
    5,270.47/7,272.79 = 3,032.44/x
  3. Step 3: Cross multiply
    5,270.47x = 7,272.79 × 3,032.44
  4. Step 4: Simplify right side
    5,270.47x = 22,054,273.54
  5. Step 5: Solve for x
    x = 22,054,273.54/5,270.47
  6. Step 6: Final answer
    x = 4,184.50

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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.