Home / 11,003.29-16,479.51-6,611.06

Finding the Fourth Proportional to 11,003.29, 16,479.51 and 6,611.06

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Solution

The fourth proportional to 11,003.29, 16,479.51 and 6,611.06 is: 9,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.29 : 16,479.51 = 6,611.06 : x
  2. Step 2: Convert to fraction form
    11,003.29/16,479.51 = 6,611.06/x
  3. Step 3: Cross multiply
    11,003.29x = 16,479.51 × 6,611.06
  4. Step 4: Simplify right side
    11,003.29x = 108,947,029.38
  5. Step 5: Solve for x
    x = 108,947,029.38/11,003.29
  6. Step 6: Final answer
    x = 9,901.31

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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.