Home / 10,365.64-15,548.52-3,789.25

Finding the Fourth Proportional to 10,365.64, 15,548.52 and 3,789.25

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Solution

The fourth proportional to 10,365.64, 15,548.52 and 3,789.25 is: 5,683.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.64 : 15,548.52 = 3,789.25 : x
  2. Step 2: Convert to fraction form
    10,365.64/15,548.52 = 3,789.25/x
  3. Step 3: Cross multiply
    10,365.64x = 15,548.52 × 3,789.25
  4. Step 4: Simplify right side
    10,365.64x = 58,917,229.41
  5. Step 5: Solve for x
    x = 58,917,229.41/10,365.64
  6. Step 6: Final answer
    x = 5,683.90

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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.