Home / 11,003.50-16,497.05-6,619.93

Finding the Fourth Proportional to 11,003.50, 16,497.05 and 6,619.93

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Solution

The fourth proportional to 11,003.50, 16,497.05 and 6,619.93 is: 9,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.50 : 16,497.05 = 6,619.93 : x
  2. Step 2: Convert to fraction form
    11,003.50/16,497.05 = 6,619.93/x
  3. Step 3: Cross multiply
    11,003.50x = 16,497.05 × 6,619.93
  4. Step 4: Simplify right side
    11,003.50x = 109,209,371.90
  5. Step 5: Solve for x
    x = 109,209,371.90/11,003.50
  6. Step 6: Final answer
    x = 9,924.97

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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.