Home / 11,031.12-15,223.02-5,995.32

Finding the Fourth Proportional to 11,031.12, 15,223.02 and 5,995.32

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Solution

The fourth proportional to 11,031.12, 15,223.02 and 5,995.32 is: 8,273.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.12 : 15,223.02 = 5,995.32 : x
  2. Step 2: Convert to fraction form
    11,031.12/15,223.02 = 5,995.32/x
  3. Step 3: Cross multiply
    11,031.12x = 15,223.02 × 5,995.32
  4. Step 4: Simplify right side
    11,031.12x = 91,266,876.27
  5. Step 5: Solve for x
    x = 91,266,876.27/11,031.12
  6. Step 6: Final answer
    x = 8,273.58

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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.