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Finding the Fourth Proportional to 2,783.25, 3,837.93 and 1,733.49

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Solution

The fourth proportional to 2,783.25, 3,837.93 and 1,733.49 is: 2,390.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.25 : 3,837.93 = 1,733.49 : x
  2. Step 2: Convert to fraction form
    2,783.25/3,837.93 = 1,733.49/x
  3. Step 3: Cross multiply
    2,783.25x = 3,837.93 × 1,733.49
  4. Step 4: Simplify right side
    2,783.25x = 6,653,013.28
  5. Step 5: Solve for x
    x = 6,653,013.28/2,783.25
  6. Step 6: Final answer
    x = 2,390.38

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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.