Home / 6,825.97-10,238.95-2,146.39

Finding the Fourth Proportional to 6,825.97, 10,238.95 and 2,146.39

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Solution

The fourth proportional to 6,825.97, 10,238.95 and 2,146.39 is: 3,219.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.97 : 10,238.95 = 2,146.39 : x
  2. Step 2: Convert to fraction form
    6,825.97/10,238.95 = 2,146.39/x
  3. Step 3: Cross multiply
    6,825.97x = 10,238.95 × 2,146.39
  4. Step 4: Simplify right side
    6,825.97x = 21,976,779.74
  5. Step 5: Solve for x
    x = 21,976,779.74/6,825.97
  6. Step 6: Final answer
    x = 3,219.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.