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Finding the Fourth Proportional to 6,337.25, 8,748.22 and 4,070.98

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Solution

The fourth proportional to 6,337.25, 8,748.22 and 4,070.98 is: 5,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,337.25 : 8,748.22 = 4,070.98 : x
  2. Step 2: Convert to fraction form
    6,337.25/8,748.22 = 4,070.98/x
  3. Step 3: Cross multiply
    6,337.25x = 8,748.22 × 4,070.98
  4. Step 4: Simplify right side
    6,337.25x = 35,613,787.84
  5. Step 5: Solve for x
    x = 35,613,787.84/6,337.25
  6. Step 6: Final answer
    x = 5,619.75

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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.