Home / 8,106.86-11,186.84-4,749.24

Finding the Fourth Proportional to 8,106.86, 11,186.84 and 4,749.24

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Solution

The fourth proportional to 8,106.86, 11,186.84 and 4,749.24 is: 6,553.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.86 : 11,186.84 = 4,749.24 : x
  2. Step 2: Convert to fraction form
    8,106.86/11,186.84 = 4,749.24/x
  3. Step 3: Cross multiply
    8,106.86x = 11,186.84 × 4,749.24
  4. Step 4: Simplify right side
    8,106.86x = 53,128,988.00
  5. Step 5: Solve for x
    x = 53,128,988.00/8,106.86
  6. Step 6: Final answer
    x = 6,553.58

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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.