Home / 3,653.25-5,041.53-2,081.49

Finding the Fourth Proportional to 3,653.25, 5,041.53 and 2,081.49

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Solution

The fourth proportional to 3,653.25, 5,041.53 and 2,081.49 is: 2,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.25 : 5,041.53 = 2,081.49 : x
  2. Step 2: Convert to fraction form
    3,653.25/5,041.53 = 2,081.49/x
  3. Step 3: Cross multiply
    3,653.25x = 5,041.53 × 2,081.49
  4. Step 4: Simplify right side
    3,653.25x = 10,493,894.28
  5. Step 5: Solve for x
    x = 10,493,894.28/3,653.25
  6. Step 6: Final answer
    x = 2,872.48

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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.