Home / 2,951.27-4,072.76-1,625.07

Finding the Fourth Proportional to 2,951.27, 4,072.76 and 1,625.07

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Solution

The fourth proportional to 2,951.27, 4,072.76 and 1,625.07 is: 2,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.27 : 4,072.76 = 1,625.07 : x
  2. Step 2: Convert to fraction form
    2,951.27/4,072.76 = 1,625.07/x
  3. Step 3: Cross multiply
    2,951.27x = 4,072.76 × 1,625.07
  4. Step 4: Simplify right side
    2,951.27x = 6,618,520.09
  5. Step 5: Solve for x
    x = 6,618,520.09/2,951.27
  6. Step 6: Final answer
    x = 2,242.60

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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.