Home / 10,414.62-15,621.48-3,018.92

Finding the Fourth Proportional to 10,414.62, 15,621.48 and 3,018.92

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Solution

The fourth proportional to 10,414.62, 15,621.48 and 3,018.92 is: 4,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.62 : 15,621.48 = 3,018.92 : x
  2. Step 2: Convert to fraction form
    10,414.62/15,621.48 = 3,018.92/x
  3. Step 3: Cross multiply
    10,414.62x = 15,621.48 × 3,018.92
  4. Step 4: Simplify right side
    10,414.62x = 47,159,998.40
  5. Step 5: Solve for x
    x = 47,159,998.40/10,414.62
  6. Step 6: Final answer
    x = 4,528.25

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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.