Home / 2,951.39-4,072.83-1,625.09

Finding the Fourth Proportional to 2,951.39, 4,072.83 and 1,625.09

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Solution

The fourth proportional to 2,951.39, 4,072.83 and 1,625.09 is: 2,242.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.39 : 4,072.83 = 1,625.09 : x
  2. Step 2: Convert to fraction form
    2,951.39/4,072.83 = 1,625.09/x
  3. Step 3: Cross multiply
    2,951.39x = 4,072.83 × 1,625.09
  4. Step 4: Simplify right side
    2,951.39x = 6,618,715.30
  5. Step 5: Solve for x
    x = 6,618,715.30/2,951.39
  6. Step 6: Final answer
    x = 2,242.58

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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.