Home / 11,014.92-15,200.18-5,979.03

Finding the Fourth Proportional to 11,014.92, 15,200.18 and 5,979.03

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Solution

The fourth proportional to 11,014.92, 15,200.18 and 5,979.03 is: 8,250.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,014.92 : 15,200.18 = 5,979.03 : x
  2. Step 2: Convert to fraction form
    11,014.92/15,200.18 = 5,979.03/x
  3. Step 3: Cross multiply
    11,014.92x = 15,200.18 × 5,979.03
  4. Step 4: Simplify right side
    11,014.92x = 90,882,332.23
  5. Step 5: Solve for x
    x = 90,882,332.23/11,014.92
  6. Step 6: Final answer
    x = 8,250.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.