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Finding the Fourth Proportional to 4,893.57, 6,756.71 and 3,007.76

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Solution

The fourth proportional to 4,893.57, 6,756.71 and 3,007.76 is: 4,152.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.57 : 6,756.71 = 3,007.76 : x
  2. Step 2: Convert to fraction form
    4,893.57/6,756.71 = 3,007.76/x
  3. Step 3: Cross multiply
    4,893.57x = 6,756.71 × 3,007.76
  4. Step 4: Simplify right side
    4,893.57x = 20,322,513.25
  5. Step 5: Solve for x
    x = 20,322,513.25/4,893.57
  6. Step 6: Final answer
    x = 4,152.90

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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.