Home / 11,224.12-15,484.97-6,748.96

Finding the Fourth Proportional to 11,224.12, 15,484.97 and 6,748.96

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Solution

The fourth proportional to 11,224.12, 15,484.97 and 6,748.96 is: 9,310.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.12 : 15,484.97 = 6,748.96 : x
  2. Step 2: Convert to fraction form
    11,224.12/15,484.97 = 6,748.96/x
  3. Step 3: Cross multiply
    11,224.12x = 15,484.97 × 6,748.96
  4. Step 4: Simplify right side
    11,224.12x = 104,507,443.13
  5. Step 5: Solve for x
    x = 104,507,443.13/11,224.12
  6. Step 6: Final answer
    x = 9,310.97

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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.