Home / 10,827.56-16,231.62-4,258.46

Finding the Fourth Proportional to 10,827.56, 16,231.62 and 4,258.46

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Solution

The fourth proportional to 10,827.56, 16,231.62 and 4,258.46 is: 6,383.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827.56 : 16,231.62 = 4,258.46 : x
  2. Step 2: Convert to fraction form
    10,827.56/16,231.62 = 4,258.46/x
  3. Step 3: Cross multiply
    10,827.56x = 16,231.62 × 4,258.46
  4. Step 4: Simplify right side
    10,827.56x = 69,121,704.51
  5. Step 5: Solve for x
    x = 69,121,704.51/10,827.56
  6. Step 6: Final answer
    x = 6,383.87

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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.