Home / 10,427.09-15,630.92-3,851.51

Finding the Fourth Proportional to 10,427.09, 15,630.92 and 3,851.51

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Solution

The fourth proportional to 10,427.09, 15,630.92 and 3,851.51 is: 5,773.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.09 : 15,630.92 = 3,851.51 : x
  2. Step 2: Convert to fraction form
    10,427.09/15,630.92 = 3,851.51/x
  3. Step 3: Cross multiply
    10,427.09x = 15,630.92 × 3,851.51
  4. Step 4: Simplify right side
    10,427.09x = 60,202,625.43
  5. Step 5: Solve for x
    x = 60,202,625.43/10,427.09
  6. Step 6: Final answer
    x = 5,773.67

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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.