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Finding the Fourth Proportional to 5,460.72, 7,532.92 and 3,692.92

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Solution

The fourth proportional to 5,460.72, 7,532.92 and 3,692.92 is: 5,094.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.72 : 7,532.92 = 3,692.92 : x
  2. Step 2: Convert to fraction form
    5,460.72/7,532.92 = 3,692.92/x
  3. Step 3: Cross multiply
    5,460.72x = 7,532.92 × 3,692.92
  4. Step 4: Simplify right side
    5,460.72x = 27,818,470.93
  5. Step 5: Solve for x
    x = 27,818,470.93/5,460.72
  6. Step 6: Final answer
    x = 5,094.29

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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.