Home / 3,827.25-5,283.77-2,894.13

Finding the Fourth Proportional to 3,827.25, 5,283.77 and 2,894.13

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Solution

The fourth proportional to 3,827.25, 5,283.77 and 2,894.13 is: 3,995.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.25 : 5,283.77 = 2,894.13 : x
  2. Step 2: Convert to fraction form
    3,827.25/5,283.77 = 2,894.13/x
  3. Step 3: Cross multiply
    3,827.25x = 5,283.77 × 2,894.13
  4. Step 4: Simplify right side
    3,827.25x = 15,291,902.80
  5. Step 5: Solve for x
    x = 15,291,902.80/3,827.25
  6. Step 6: Final answer
    x = 3,995.53

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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.