Home / 10,162.32-15,244.52-2,767.36

Finding the Fourth Proportional to 10,162.32, 15,244.52 and 2,767.36

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Solution

The fourth proportional to 10,162.32, 15,244.52 and 2,767.36 is: 4,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.32 : 15,244.52 = 2,767.36 : x
  2. Step 2: Convert to fraction form
    10,162.32/15,244.52 = 2,767.36/x
  3. Step 3: Cross multiply
    10,162.32x = 15,244.52 × 2,767.36
  4. Step 4: Simplify right side
    10,162.32x = 42,187,074.87
  5. Step 5: Solve for x
    x = 42,187,074.87/10,162.32
  6. Step 6: Final answer
    x = 4,151.32

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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.