Home / 11,326.64-15,622.44-6,610.64

Finding the Fourth Proportional to 11,326.64, 15,622.44 and 6,610.64

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Solution

The fourth proportional to 11,326.64, 15,622.44 and 6,610.64 is: 9,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.64 : 15,622.44 = 6,610.64 : x
  2. Step 2: Convert to fraction form
    11,326.64/15,622.44 = 6,610.64/x
  3. Step 3: Cross multiply
    11,326.64x = 15,622.44 × 6,610.64
  4. Step 4: Simplify right side
    11,326.64x = 103,274,326.76
  5. Step 5: Solve for x
    x = 103,274,326.76/11,326.64
  6. Step 6: Final answer
    x = 9,117.83

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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.