Home / 2,841.49-4,264.05-1,379.84

Finding the Fourth Proportional to 2,841.49, 4,264.05 and 1,379.84

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Solution

The fourth proportional to 2,841.49, 4,264.05 and 1,379.84 is: 2,070.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.49 : 4,264.05 = 1,379.84 : x
  2. Step 2: Convert to fraction form
    2,841.49/4,264.05 = 1,379.84/x
  3. Step 3: Cross multiply
    2,841.49x = 4,264.05 × 1,379.84
  4. Step 4: Simplify right side
    2,841.49x = 5,883,706.75
  5. Step 5: Solve for x
    x = 5,883,706.75/2,841.49
  6. Step 6: Final answer
    x = 2,070.64

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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.