Home / 2,062.81-2,847.97-1,433.13

Finding the Fourth Proportional to 2,062.81, 2,847.97 and 1,433.13

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Solution

The fourth proportional to 2,062.81, 2,847.97 and 1,433.13 is: 1,978.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,062.81 : 2,847.97 = 1,433.13 : x
  2. Step 2: Convert to fraction form
    2,062.81/2,847.97 = 1,433.13/x
  3. Step 3: Cross multiply
    2,062.81x = 2,847.97 × 1,433.13
  4. Step 4: Simplify right side
    2,062.81x = 4,081,504.08
  5. Step 5: Solve for x
    x = 4,081,504.08/2,062.81
  6. Step 6: Final answer
    x = 1,978.62

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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.