Home / 10,516.14-15,772.36-3,851.26

Finding the Fourth Proportional to 10,516.14, 15,772.36 and 3,851.26

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Solution

The fourth proportional to 10,516.14, 15,772.36 and 3,851.26 is: 5,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516.14 : 15,772.36 = 3,851.26 : x
  2. Step 2: Convert to fraction form
    10,516.14/15,772.36 = 3,851.26/x
  3. Step 3: Cross multiply
    10,516.14x = 15,772.36 × 3,851.26
  4. Step 4: Simplify right side
    10,516.14x = 60,743,459.17
  5. Step 5: Solve for x
    x = 60,743,459.17/10,516.14
  6. Step 6: Final answer
    x = 5,776.21

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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.