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Finding the Fourth Proportional to 5,039.63, 6,958.07 and 4,506.85

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Solution

The fourth proportional to 5,039.63, 6,958.07 and 4,506.85 is: 6,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.63 : 6,958.07 = 4,506.85 : x
  2. Step 2: Convert to fraction form
    5,039.63/6,958.07 = 4,506.85/x
  3. Step 3: Cross multiply
    5,039.63x = 6,958.07 × 4,506.85
  4. Step 4: Simplify right side
    5,039.63x = 31,358,977.78
  5. Step 5: Solve for x
    x = 31,358,977.78/5,039.63
  6. Step 6: Final answer
    x = 6,222.48

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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.