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Finding the Fourth Proportional to 6,156.55, 8,495.36 and 3,503.71

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Solution

The fourth proportional to 6,156.55, 8,495.36 and 3,503.71 is: 4,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.55 : 8,495.36 = 3,503.71 : x
  2. Step 2: Convert to fraction form
    6,156.55/8,495.36 = 3,503.71/x
  3. Step 3: Cross multiply
    6,156.55x = 8,495.36 × 3,503.71
  4. Step 4: Simplify right side
    6,156.55x = 29,765,235.31
  5. Step 5: Solve for x
    x = 29,765,235.31/6,156.55
  6. Step 6: Final answer
    x = 4,834.73

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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.