Home / 10,104.42-15,156.74-3,530.62

Finding the Fourth Proportional to 10,104.42, 15,156.74 and 3,530.62

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Solution

The fourth proportional to 10,104.42, 15,156.74 and 3,530.62 is: 5,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.42 : 15,156.74 = 3,530.62 : x
  2. Step 2: Convert to fraction form
    10,104.42/15,156.74 = 3,530.62/x
  3. Step 3: Cross multiply
    10,104.42x = 15,156.74 × 3,530.62
  4. Step 4: Simplify right side
    10,104.42x = 53,512,689.38
  5. Step 5: Solve for x
    x = 53,512,689.38/10,104.42
  6. Step 6: Final answer
    x = 5,295.97

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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.