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Finding the Fourth Proportional to 6,156.16, 8,493 and 3,501.44

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Solution

The fourth proportional to 6,156.16, 8,493 and 3,501.44 is: 4,830.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.16 : 8,493 = 3,501.44 : x
  2. Step 2: Convert to fraction form
    6,156.16/8,493 = 3,501.44/x
  3. Step 3: Cross multiply
    6,156.16x = 8,493 × 3,501.44
  4. Step 4: Simplify right side
    6,156.16x = 29,737,729.92
  5. Step 5: Solve for x
    x = 29,737,729.92/6,156.16
  6. Step 6: Final answer
    x = 4,830.56

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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.