Home / 11,119.04-16,679.28-3,723.20

Finding the Fourth Proportional to 11,119.04, 16,679.28 and 3,723.20

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Solution

The fourth proportional to 11,119.04, 16,679.28 and 3,723.20 is: 5,585.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.04 : 16,679.28 = 3,723.20 : x
  2. Step 2: Convert to fraction form
    11,119.04/16,679.28 = 3,723.20/x
  3. Step 3: Cross multiply
    11,119.04x = 16,679.28 × 3,723.20
  4. Step 4: Simplify right side
    11,119.04x = 62,100,295.30
  5. Step 5: Solve for x
    x = 62,100,295.30/11,119.04
  6. Step 6: Final answer
    x = 5,585.04

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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.