Home / 8,262.60-11,402.34-4,485.84

Finding the Fourth Proportional to 8,262.60, 11,402.34 and 4,485.84

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Solution

The fourth proportional to 8,262.60, 11,402.34 and 4,485.84 is: 6,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.60 : 11,402.34 = 4,485.84 : x
  2. Step 2: Convert to fraction form
    8,262.60/11,402.34 = 4,485.84/x
  3. Step 3: Cross multiply
    8,262.60x = 11,402.34 × 4,485.84
  4. Step 4: Simplify right side
    8,262.60x = 51,149,072.87
  5. Step 5: Solve for x
    x = 51,149,072.87/8,262.60
  6. Step 6: Final answer
    x = 6,190.43

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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.