Home / 2,824.26-3,896.72-1,705.18

Finding the Fourth Proportional to 2,824.26, 3,896.72 and 1,705.18

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Solution

The fourth proportional to 2,824.26, 3,896.72 and 1,705.18 is: 2,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.26 : 3,896.72 = 1,705.18 : x
  2. Step 2: Convert to fraction form
    2,824.26/3,896.72 = 1,705.18/x
  3. Step 3: Cross multiply
    2,824.26x = 3,896.72 × 1,705.18
  4. Step 4: Simplify right side
    2,824.26x = 6,644,609.01
  5. Step 5: Solve for x
    x = 6,644,609.01/2,824.26
  6. Step 6: Final answer
    x = 2,352.69

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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.