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Finding the Fourth Proportional to 3,039.84, 4,559.94 and 848.43

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Solution

The fourth proportional to 3,039.84, 4,559.94 and 848.43 is: 1,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.84 : 4,559.94 = 848.43 : x
  2. Step 2: Convert to fraction form
    3,039.84/4,559.94 = 848.43/x
  3. Step 3: Cross multiply
    3,039.84x = 4,559.94 × 848.43
  4. Step 4: Simplify right side
    3,039.84x = 3,868,789.89
  5. Step 5: Solve for x
    x = 3,868,789.89/3,039.84
  6. Step 6: Final answer
    x = 1,272.70

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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.