Home / 1,798.98-2,481.37-1,135.27

Finding the Fourth Proportional to 1,798.98, 2,481.37 and 1,135.27

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Solution

The fourth proportional to 1,798.98, 2,481.37 and 1,135.27 is: 1,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798.98 : 2,481.37 = 1,135.27 : x
  2. Step 2: Convert to fraction form
    1,798.98/2,481.37 = 1,135.27/x
  3. Step 3: Cross multiply
    1,798.98x = 2,481.37 × 1,135.27
  4. Step 4: Simplify right side
    1,798.98x = 2,817,024.92
  5. Step 5: Solve for x
    x = 2,817,024.92/1,798.98
  6. Step 6: Final answer
    x = 1,565.90

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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.