Home / 11,955.44-16,498.28-6,650.15

Finding the Fourth Proportional to 11,955.44, 16,498.28 and 6,650.15

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Solution

The fourth proportional to 11,955.44, 16,498.28 and 6,650.15 is: 9,177.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,955.44 : 16,498.28 = 6,650.15 : x
  2. Step 2: Convert to fraction form
    11,955.44/16,498.28 = 6,650.15/x
  3. Step 3: Cross multiply
    11,955.44x = 16,498.28 × 6,650.15
  4. Step 4: Simplify right side
    11,955.44x = 109,715,921.00
  5. Step 5: Solve for x
    x = 109,715,921.00/11,955.44
  6. Step 6: Final answer
    x = 9,177.07

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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.