Home / 8,106.66-11,188.23-4,571.01

Finding the Fourth Proportional to 8,106.66, 11,188.23 and 4,571.01

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Solution

The fourth proportional to 8,106.66, 11,188.23 and 4,571.01 is: 6,308.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.66 : 11,188.23 = 4,571.01 : x
  2. Step 2: Convert to fraction form
    8,106.66/11,188.23 = 4,571.01/x
  3. Step 3: Cross multiply
    8,106.66x = 11,188.23 × 4,571.01
  4. Step 4: Simplify right side
    8,106.66x = 51,141,511.21
  5. Step 5: Solve for x
    x = 51,141,511.21/8,106.66
  6. Step 6: Final answer
    x = 6,308.58

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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.