Home / 11,034.36-15,227.46-6,319.08

Finding the Fourth Proportional to 11,034.36, 15,227.46 and 6,319.08

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Solution

The fourth proportional to 11,034.36, 15,227.46 and 6,319.08 is: 8,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,034.36 : 15,227.46 = 6,319.08 : x
  2. Step 2: Convert to fraction form
    11,034.36/15,227.46 = 6,319.08/x
  3. Step 3: Cross multiply
    11,034.36x = 15,227.46 × 6,319.08
  4. Step 4: Simplify right side
    11,034.36x = 96,223,537.94
  5. Step 5: Solve for x
    x = 96,223,537.94/11,034.36
  6. Step 6: Final answer
    x = 8,720.36

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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.