Home / 3,852.88-5,316.99-2,084.49

Finding the Fourth Proportional to 3,852.88, 5,316.99 and 2,084.49

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Solution

The fourth proportional to 3,852.88, 5,316.99 and 2,084.49 is: 2,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.88 : 5,316.99 = 2,084.49 : x
  2. Step 2: Convert to fraction form
    3,852.88/5,316.99 = 2,084.49/x
  3. Step 3: Cross multiply
    3,852.88x = 5,316.99 × 2,084.49
  4. Step 4: Simplify right side
    3,852.88x = 11,083,212.49
  5. Step 5: Solve for x
    x = 11,083,212.49/3,852.88
  6. Step 6: Final answer
    x = 2,876.60

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1.5x scale

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.