Home / 11,410.06-15,744.21-6,373.66

Finding the Fourth Proportional to 11,410.06, 15,744.21 and 6,373.66

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Solution

The fourth proportional to 11,410.06, 15,744.21 and 6,373.66 is: 8,794.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.06 : 15,744.21 = 6,373.66 : x
  2. Step 2: Convert to fraction form
    11,410.06/15,744.21 = 6,373.66/x
  3. Step 3: Cross multiply
    11,410.06x = 15,744.21 × 6,373.66
  4. Step 4: Simplify right side
    11,410.06x = 100,348,241.51
  5. Step 5: Solve for x
    x = 100,348,241.51/11,410.06
  6. Step 6: Final answer
    x = 8,794.72

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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.