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Finding the Fourth Proportional to 3,503.76, 4,835.54 and 2,618.03

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Solution

The fourth proportional to 3,503.76, 4,835.54 and 2,618.03 is: 3,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.76 : 4,835.54 = 2,618.03 : x
  2. Step 2: Convert to fraction form
    3,503.76/4,835.54 = 2,618.03/x
  3. Step 3: Cross multiply
    3,503.76x = 4,835.54 × 2,618.03
  4. Step 4: Simplify right side
    3,503.76x = 12,659,586.46
  5. Step 5: Solve for x
    x = 12,659,586.46/3,503.76
  6. Step 6: Final answer
    x = 3,613.14

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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.