Home / 11,060.30-15,266.35-7,286.22

Finding the Fourth Proportional to 11,060.30, 15,266.35 and 7,286.22

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Solution

The fourth proportional to 11,060.30, 15,266.35 and 7,286.22 is: 10,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,060.30 : 15,266.35 = 7,286.22 : x
  2. Step 2: Convert to fraction form
    11,060.30/15,266.35 = 7,286.22/x
  3. Step 3: Cross multiply
    11,060.30x = 15,266.35 × 7,286.22
  4. Step 4: Simplify right side
    11,060.30x = 111,233,984.70
  5. Step 5: Solve for x
    x = 111,233,984.70/11,060.30
  6. Step 6: Final answer
    x = 10,057.05

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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.