Home / 10,275.44-15,415.48-3,255.88

Finding the Fourth Proportional to 10,275.44, 15,415.48 and 3,255.88

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Solution

The fourth proportional to 10,275.44, 15,415.48 and 3,255.88 is: 4,884.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.44 : 15,415.48 = 3,255.88 : x
  2. Step 2: Convert to fraction form
    10,275.44/15,415.48 = 3,255.88/x
  3. Step 3: Cross multiply
    10,275.44x = 15,415.48 × 3,255.88
  4. Step 4: Simplify right side
    10,275.44x = 50,190,953.02
  5. Step 5: Solve for x
    x = 50,190,953.02/10,275.44
  6. Step 6: Final answer
    x = 4,884.56

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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.