Home / 11,487.02-17,233.39-3,279.02

Finding the Fourth Proportional to 11,487.02, 17,233.39 and 3,279.02

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Solution

The fourth proportional to 11,487.02, 17,233.39 and 3,279.02 is: 4,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.02 : 17,233.39 = 3,279.02 : x
  2. Step 2: Convert to fraction form
    11,487.02/17,233.39 = 3,279.02/x
  3. Step 3: Cross multiply
    11,487.02x = 17,233.39 × 3,279.02
  4. Step 4: Simplify right side
    11,487.02x = 56,508,630.48
  5. Step 5: Solve for x
    x = 56,508,630.48/11,487.02
  6. Step 6: Final answer
    x = 4,919.35

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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.