Home / 2,840.82-3,919.73-1,598.58

Finding the Fourth Proportional to 2,840.82, 3,919.73 and 1,598.58

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Solution

The fourth proportional to 2,840.82, 3,919.73 and 1,598.58 is: 2,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.82 : 3,919.73 = 1,598.58 : x
  2. Step 2: Convert to fraction form
    2,840.82/3,919.73 = 1,598.58/x
  3. Step 3: Cross multiply
    2,840.82x = 3,919.73 × 1,598.58
  4. Step 4: Simplify right side
    2,840.82x = 6,266,001.98
  5. Step 5: Solve for x
    x = 6,266,001.98/2,840.82
  6. Step 6: Final answer
    x = 2,205.70

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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.