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Finding the Fourth Proportional to 3,583.71, 4,951.94 and 2,803.68

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Solution

The fourth proportional to 3,583.71, 4,951.94 and 2,803.68 is: 3,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.71 : 4,951.94 = 2,803.68 : x
  2. Step 2: Convert to fraction form
    3,583.71/4,951.94 = 2,803.68/x
  3. Step 3: Cross multiply
    3,583.71x = 4,951.94 × 2,803.68
  4. Step 4: Simplify right side
    3,583.71x = 13,883,641.12
  5. Step 5: Solve for x
    x = 13,883,641.12/3,583.71
  6. Step 6: Final answer
    x = 3,874.10

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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.