Home / 2,825.51-3,896.14-2,377.26

Finding the Fourth Proportional to 2,825.51, 3,896.14 and 2,377.26

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Solution

The fourth proportional to 2,825.51, 3,896.14 and 2,377.26 is: 3,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.51 : 3,896.14 = 2,377.26 : x
  2. Step 2: Convert to fraction form
    2,825.51/3,896.14 = 2,377.26/x
  3. Step 3: Cross multiply
    2,825.51x = 3,896.14 × 2,377.26
  4. Step 4: Simplify right side
    2,825.51x = 9,262,137.78
  5. Step 5: Solve for x
    x = 9,262,137.78/2,825.51
  6. Step 6: Final answer
    x = 3,278.04

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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.