Home / 11,049.36-16,574.28-4,120.08

Finding the Fourth Proportional to 11,049.36, 16,574.28 and 4,120.08

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Solution

The fourth proportional to 11,049.36, 16,574.28 and 4,120.08 is: 6,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,049.36 : 16,574.28 = 4,120.08 : x
  2. Step 2: Convert to fraction form
    11,049.36/16,574.28 = 4,120.08/x
  3. Step 3: Cross multiply
    11,049.36x = 16,574.28 × 4,120.08
  4. Step 4: Simplify right side
    11,049.36x = 68,287,359.54
  5. Step 5: Solve for x
    x = 68,287,359.54/11,049.36
  6. Step 6: Final answer
    x = 6,180.21

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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.