Home / 11,031.36-15,222.84-5,995.53

Finding the Fourth Proportional to 11,031.36, 15,222.84 and 5,995.53

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Solution

The fourth proportional to 11,031.36, 15,222.84 and 5,995.53 is: 8,273.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.36 : 15,222.84 = 5,995.53 : x
  2. Step 2: Convert to fraction form
    11,031.36/15,222.84 = 5,995.53/x
  3. Step 3: Cross multiply
    11,031.36x = 15,222.84 × 5,995.53
  4. Step 4: Simplify right side
    11,031.36x = 91,268,993.91
  5. Step 5: Solve for x
    x = 91,268,993.91/11,031.36
  6. Step 6: Final answer
    x = 8,273.59

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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.