Home / 11,003.98-15,186.08-6,224.17

Finding the Fourth Proportional to 11,003.98, 15,186.08 and 6,224.17

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Solution

The fourth proportional to 11,003.98, 15,186.08 and 6,224.17 is: 8,589.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.98 : 15,186.08 = 6,224.17 : x
  2. Step 2: Convert to fraction form
    11,003.98/15,186.08 = 6,224.17/x
  3. Step 3: Cross multiply
    11,003.98x = 15,186.08 × 6,224.17
  4. Step 4: Simplify right side
    11,003.98x = 94,520,743.55
  5. Step 5: Solve for x
    x = 94,520,743.55/11,003.98
  6. Step 6: Final answer
    x = 8,589.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.