Home / 2,823.06-3,896.29-2,698.48

Finding the Fourth Proportional to 2,823.06, 3,896.29 and 2,698.48

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Solution

The fourth proportional to 2,823.06, 3,896.29 and 2,698.48 is: 3,724.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.06 : 3,896.29 = 2,698.48 : x
  2. Step 2: Convert to fraction form
    2,823.06/3,896.29 = 2,698.48/x
  3. Step 3: Cross multiply
    2,823.06x = 3,896.29 × 2,698.48
  4. Step 4: Simplify right side
    2,823.06x = 10,514,060.64
  5. Step 5: Solve for x
    x = 10,514,060.64/2,823.06
  6. Step 6: Final answer
    x = 3,724.35

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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.