Home / 10,418.32-15,622.68-3,844.24

Finding the Fourth Proportional to 10,418.32, 15,622.68 and 3,844.24

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Solution

The fourth proportional to 10,418.32, 15,622.68 and 3,844.24 is: 5,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.32 : 15,622.68 = 3,844.24 : x
  2. Step 2: Convert to fraction form
    10,418.32/15,622.68 = 3,844.24/x
  3. Step 3: Cross multiply
    10,418.32x = 15,622.68 × 3,844.24
  4. Step 4: Simplify right side
    10,418.32x = 60,057,331.36
  5. Step 5: Solve for x
    x = 60,057,331.36/10,418.32
  6. Step 6: Final answer
    x = 5,764.59

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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.