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Finding the Fourth Proportional to 5,356.85, 7,996.91 and 4,656.41

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Solution

The fourth proportional to 5,356.85, 7,996.91 and 4,656.41 is: 6,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.85 : 7,996.91 = 4,656.41 : x
  2. Step 2: Convert to fraction form
    5,356.85/7,996.91 = 4,656.41/x
  3. Step 3: Cross multiply
    5,356.85x = 7,996.91 × 4,656.41
  4. Step 4: Simplify right side
    5,356.85x = 37,236,828.43
  5. Step 5: Solve for x
    x = 37,236,828.43/5,356.85
  6. Step 6: Final answer
    x = 6,951.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.