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Finding the Fourth Proportional to 2,774.97, 3,828.69 and 1,595.97

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Solution

The fourth proportional to 2,774.97, 3,828.69 and 1,595.97 is: 2,202.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.97 : 3,828.69 = 1,595.97 : x
  2. Step 2: Convert to fraction form
    2,774.97/3,828.69 = 1,595.97/x
  3. Step 3: Cross multiply
    2,774.97x = 3,828.69 × 1,595.97
  4. Step 4: Simplify right side
    2,774.97x = 6,110,474.38
  5. Step 5: Solve for x
    x = 6,110,474.38/2,774.97
  6. Step 6: Final answer
    x = 2,202.00

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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.