Home / 2,095.44-2,892.09-1,387.29

Finding the Fourth Proportional to 2,095.44, 2,892.09 and 1,387.29

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Solution

The fourth proportional to 2,095.44, 2,892.09 and 1,387.29 is: 1,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.44 : 2,892.09 = 1,387.29 : x
  2. Step 2: Convert to fraction form
    2,095.44/2,892.09 = 1,387.29/x
  3. Step 3: Cross multiply
    2,095.44x = 2,892.09 × 1,387.29
  4. Step 4: Simplify right side
    2,095.44x = 4,012,167.54
  5. Step 5: Solve for x
    x = 4,012,167.54/2,095.44
  6. Step 6: Final answer
    x = 1,914.71

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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.