Home / 11,347.26-15,659.44-6,634.28

Finding the Fourth Proportional to 11,347.26, 15,659.44 and 6,634.28

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Solution

The fourth proportional to 11,347.26, 15,659.44 and 6,634.28 is: 9,155.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.26 : 15,659.44 = 6,634.28 : x
  2. Step 2: Convert to fraction form
    11,347.26/15,659.44 = 6,634.28/x
  3. Step 3: Cross multiply
    11,347.26x = 15,659.44 × 6,634.28
  4. Step 4: Simplify right side
    11,347.26x = 103,889,014.72
  5. Step 5: Solve for x
    x = 103,889,014.72/11,347.26
  6. Step 6: Final answer
    x = 9,155.43

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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.