Home / 8,250.20-11,385.34-4,713.34

Finding the Fourth Proportional to 8,250.20, 11,385.34 and 4,713.34

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Solution

The fourth proportional to 8,250.20, 11,385.34 and 4,713.34 is: 6,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.20 : 11,385.34 = 4,713.34 : x
  2. Step 2: Convert to fraction form
    8,250.20/11,385.34 = 4,713.34/x
  3. Step 3: Cross multiply
    8,250.20x = 11,385.34 × 4,713.34
  4. Step 4: Simplify right side
    8,250.20x = 53,662,978.44
  5. Step 5: Solve for x
    x = 53,662,978.44/8,250.20
  6. Step 6: Final answer
    x = 6,504.45

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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.