Home / 11,308.28-16,913.21-6,617.16

Finding the Fourth Proportional to 11,308.28, 16,913.21 and 6,617.16

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Solution

The fourth proportional to 11,308.28, 16,913.21 and 6,617.16 is: 9,896.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.28 : 16,913.21 = 6,617.16 : x
  2. Step 2: Convert to fraction form
    11,308.28/16,913.21 = 6,617.16/x
  3. Step 3: Cross multiply
    11,308.28x = 16,913.21 × 6,617.16
  4. Step 4: Simplify right side
    11,308.28x = 111,917,383.60
  5. Step 5: Solve for x
    x = 111,917,383.60/11,308.28
  6. Step 6: Final answer
    x = 9,896.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.