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Finding the Fourth Proportional to 4,837.05, 6,673.14 and 3,157.88

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Solution

The fourth proportional to 4,837.05, 6,673.14 and 3,157.88 is: 4,356.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837.05 : 6,673.14 = 3,157.88 : x
  2. Step 2: Convert to fraction form
    4,837.05/6,673.14 = 3,157.88/x
  3. Step 3: Cross multiply
    4,837.05x = 6,673.14 × 3,157.88
  4. Step 4: Simplify right side
    4,837.05x = 21,072,941.98
  5. Step 5: Solve for x
    x = 21,072,941.98/4,837.05
  6. Step 6: Final answer
    x = 4,356.57

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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.