Home / 8,200.45-11,316.17-4,842.50

Finding the Fourth Proportional to 8,200.45, 11,316.17 and 4,842.50

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Solution

The fourth proportional to 8,200.45, 11,316.17 and 4,842.50 is: 6,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200.45 : 11,316.17 = 4,842.50 : x
  2. Step 2: Convert to fraction form
    8,200.45/11,316.17 = 4,842.50/x
  3. Step 3: Cross multiply
    8,200.45x = 11,316.17 × 4,842.50
  4. Step 4: Simplify right side
    8,200.45x = 54,798,553.23
  5. Step 5: Solve for x
    x = 54,798,553.23/8,200.45
  6. Step 6: Final answer
    x = 6,682.38

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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.