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Finding the Fourth Proportional to 5,850.64, 8,070 and 3,491.04

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Solution

The fourth proportional to 5,850.64, 8,070 and 3,491.04 is: 4,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.64 : 8,070 = 3,491.04 : x
  2. Step 2: Convert to fraction form
    5,850.64/8,070 = 3,491.04/x
  3. Step 3: Cross multiply
    5,850.64x = 8,070 × 3,491.04
  4. Step 4: Simplify right side
    5,850.64x = 28,172,692.80
  5. Step 5: Solve for x
    x = 28,172,692.80/5,850.64
  6. Step 6: Final answer
    x = 4,815.32

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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.