Home / 2,095.44-2,891.38-1,211.07

Finding the Fourth Proportional to 2,095.44, 2,891.38 and 1,211.07

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Solution

The fourth proportional to 2,095.44, 2,891.38 and 1,211.07 is: 1,671.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.44 : 2,891.38 = 1,211.07 : x
  2. Step 2: Convert to fraction form
    2,095.44/2,891.38 = 1,211.07/x
  3. Step 3: Cross multiply
    2,095.44x = 2,891.38 × 1,211.07
  4. Step 4: Simplify right side
    2,095.44x = 3,501,665.09
  5. Step 5: Solve for x
    x = 3,501,665.09/2,095.44
  6. Step 6: Final answer
    x = 1,671.09

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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.