Home / 11,005.73-16,479.43-6,617.15

Finding the Fourth Proportional to 11,005.73, 16,479.43 and 6,617.15

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Solution

The fourth proportional to 11,005.73, 16,479.43 and 6,617.15 is: 9,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.73 : 16,479.43 = 6,617.15 : x
  2. Step 2: Convert to fraction form
    11,005.73/16,479.43 = 6,617.15/x
  3. Step 3: Cross multiply
    11,005.73x = 16,479.43 × 6,617.15
  4. Step 4: Simplify right side
    11,005.73x = 109,046,761.28
  5. Step 5: Solve for x
    x = 109,046,761.28/11,005.73
  6. Step 6: Final answer
    x = 9,908.19

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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.