Home / 11,119.65-16,679.39-4,541.22

Finding the Fourth Proportional to 11,119.65, 16,679.39 and 4,541.22

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Solution

The fourth proportional to 11,119.65, 16,679.39 and 4,541.22 is: 6,811.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.65 : 16,679.39 = 4,541.22 : x
  2. Step 2: Convert to fraction form
    11,119.65/16,679.39 = 4,541.22/x
  3. Step 3: Cross multiply
    11,119.65x = 16,679.39 × 4,541.22
  4. Step 4: Simplify right side
    11,119.65x = 75,744,756.75
  5. Step 5: Solve for x
    x = 75,744,756.75/11,119.65
  6. Step 6: Final answer
    x = 6,811.79

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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.