Home / 5,150.22-7,725.24-1,254.60

Finding the Fourth Proportional to 5,150.22, 7,725.24 and 1,254.60

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Solution

The fourth proportional to 5,150.22, 7,725.24 and 1,254.60 is: 1,881.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.22 : 7,725.24 = 1,254.60 : x
  2. Step 2: Convert to fraction form
    5,150.22/7,725.24 = 1,254.60/x
  3. Step 3: Cross multiply
    5,150.22x = 7,725.24 × 1,254.60
  4. Step 4: Simplify right side
    5,150.22x = 9,692,086.10
  5. Step 5: Solve for x
    x = 9,692,086.10/5,150.22
  6. Step 6: Final answer
    x = 1,881.88

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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.