Home / 10,089.97-15,135.03-3,516.15

Finding the Fourth Proportional to 10,089.97, 15,135.03 and 3,516.15

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Solution

The fourth proportional to 10,089.97, 15,135.03 and 3,516.15 is: 5,274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089.97 : 15,135.03 = 3,516.15 : x
  2. Step 2: Convert to fraction form
    10,089.97/15,135.03 = 3,516.15/x
  3. Step 3: Cross multiply
    10,089.97x = 15,135.03 × 3,516.15
  4. Step 4: Simplify right side
    10,089.97x = 53,217,035.73
  5. Step 5: Solve for x
    x = 53,217,035.73/10,089.97
  6. Step 6: Final answer
    x = 5,274.25

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1.5x scale

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.