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Finding the Fourth Proportional to 1,849.15, 2,773.86 and 582.59

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Solution

The fourth proportional to 1,849.15, 2,773.86 and 582.59 is: 873.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.15 : 2,773.86 = 582.59 : x
  2. Step 2: Convert to fraction form
    1,849.15/2,773.86 = 582.59/x
  3. Step 3: Cross multiply
    1,849.15x = 2,773.86 × 582.59
  4. Step 4: Simplify right side
    1,849.15x = 1,616,009.23
  5. Step 5: Solve for x
    x = 1,616,009.23/1,849.15
  6. Step 6: Final answer
    x = 873.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.