Home / 2,881.84-4,319.08-1,841.44

Finding the Fourth Proportional to 2,881.84, 4,319.08 and 1,841.44

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Solution

The fourth proportional to 2,881.84, 4,319.08 and 1,841.44 is: 2,759.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.84 : 4,319.08 = 1,841.44 : x
  2. Step 2: Convert to fraction form
    2,881.84/4,319.08 = 1,841.44/x
  3. Step 3: Cross multiply
    2,881.84x = 4,319.08 × 1,841.44
  4. Step 4: Simplify right side
    2,881.84x = 7,953,326.68
  5. Step 5: Solve for x
    x = 7,953,326.68/2,881.84
  6. Step 6: Final answer
    x = 2,759.81

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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.