Home / 11,035.31-15,228.90-5,999.52

Finding the Fourth Proportional to 11,035.31, 15,228.90 and 5,999.52

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Solution

The fourth proportional to 11,035.31, 15,228.90 and 5,999.52 is: 8,279.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.31 : 15,228.90 = 5,999.52 : x
  2. Step 2: Convert to fraction form
    11,035.31/15,228.90 = 5,999.52/x
  3. Step 3: Cross multiply
    11,035.31x = 15,228.90 × 5,999.52
  4. Step 4: Simplify right side
    11,035.31x = 91,366,067.63
  5. Step 5: Solve for x
    x = 91,366,067.63/11,035.31
  6. Step 6: Final answer
    x = 8,279.43

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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.