Home / 10,161.68-15,244.23-3,497.91

Finding the Fourth Proportional to 10,161.68, 15,244.23 and 3,497.91

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Solution

The fourth proportional to 10,161.68, 15,244.23 and 3,497.91 is: 5,247.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.68 : 15,244.23 = 3,497.91 : x
  2. Step 2: Convert to fraction form
    10,161.68/15,244.23 = 3,497.91/x
  3. Step 3: Cross multiply
    10,161.68x = 15,244.23 × 3,497.91
  4. Step 4: Simplify right side
    10,161.68x = 53,322,913.87
  5. Step 5: Solve for x
    x = 53,322,913.87/10,161.68
  6. Step 6: Final answer
    x = 5,247.45

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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.