Home / 8,474.39-11,692.94-5,117.34

Finding the Fourth Proportional to 8,474.39, 11,692.94 and 5,117.34

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Solution

The fourth proportional to 8,474.39, 11,692.94 and 5,117.34 is: 7,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474.39 : 11,692.94 = 5,117.34 : x
  2. Step 2: Convert to fraction form
    8,474.39/11,692.94 = 5,117.34/x
  3. Step 3: Cross multiply
    8,474.39x = 11,692.94 × 5,117.34
  4. Step 4: Simplify right side
    8,474.39x = 59,836,749.58
  5. Step 5: Solve for x
    x = 59,836,749.58/8,474.39
  6. Step 6: Final answer
    x = 7,060.89

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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.