Home / 1,879.49-2,593.71-1,133.30

Finding the Fourth Proportional to 1,879.49, 2,593.71 and 1,133.30

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Solution

The fourth proportional to 1,879.49, 2,593.71 and 1,133.30 is: 1,563.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879.49 : 2,593.71 = 1,133.30 : x
  2. Step 2: Convert to fraction form
    1,879.49/2,593.71 = 1,133.30/x
  3. Step 3: Cross multiply
    1,879.49x = 2,593.71 × 1,133.30
  4. Step 4: Simplify right side
    1,879.49x = 2,939,451.54
  5. Step 5: Solve for x
    x = 2,939,451.54/1,879.49
  6. Step 6: Final answer
    x = 1,563.96

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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.