Home / 10,076.62-15,115.07-3,502.93

Finding the Fourth Proportional to 10,076.62, 15,115.07 and 3,502.93

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Solution

The fourth proportional to 10,076.62, 15,115.07 and 3,502.93 is: 5,254.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.62 : 15,115.07 = 3,502.93 : x
  2. Step 2: Convert to fraction form
    10,076.62/15,115.07 = 3,502.93/x
  3. Step 3: Cross multiply
    10,076.62x = 15,115.07 × 3,502.93
  4. Step 4: Simplify right side
    10,076.62x = 52,947,014.64
  5. Step 5: Solve for x
    x = 52,947,014.64/10,076.62
  6. Step 6: Final answer
    x = 5,254.44

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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.