Home / 11,008.22-15,189.86-6,228.81

Finding the Fourth Proportional to 11,008.22, 15,189.86 and 6,228.81

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Solution

The fourth proportional to 11,008.22, 15,189.86 and 6,228.81 is: 8,594.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.22 : 15,189.86 = 6,228.81 : x
  2. Step 2: Convert to fraction form
    11,008.22/15,189.86 = 6,228.81/x
  3. Step 3: Cross multiply
    11,008.22x = 15,189.86 × 6,228.81
  4. Step 4: Simplify right side
    11,008.22x = 94,614,767.44
  5. Step 5: Solve for x
    x = 94,614,767.44/11,008.22
  6. Step 6: Final answer
    x = 8,594.92

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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.