Home / 11,476.32-17,212.24-3,154.20

Finding the Fourth Proportional to 11,476.32, 17,212.24 and 3,154.20

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Solution

The fourth proportional to 11,476.32, 17,212.24 and 3,154.20 is: 4,730.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.32 : 17,212.24 = 3,154.20 : x
  2. Step 2: Convert to fraction form
    11,476.32/17,212.24 = 3,154.20/x
  3. Step 3: Cross multiply
    11,476.32x = 17,212.24 × 3,154.20
  4. Step 4: Simplify right side
    11,476.32x = 54,290,847.41
  5. Step 5: Solve for x
    x = 54,290,847.41/11,476.32
  6. Step 6: Final answer
    x = 4,730.68

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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.