Home / 6,828.29-9,422.62-3,844.01

Finding the Fourth Proportional to 6,828.29, 9,422.62 and 3,844.01

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Solution

The fourth proportional to 6,828.29, 9,422.62 and 3,844.01 is: 5,304.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.29 : 9,422.62 = 3,844.01 : x
  2. Step 2: Convert to fraction form
    6,828.29/9,422.62 = 3,844.01/x
  3. Step 3: Cross multiply
    6,828.29x = 9,422.62 × 3,844.01
  4. Step 4: Simplify right side
    6,828.29x = 36,220,645.51
  5. Step 5: Solve for x
    x = 36,220,645.51/6,828.29
  6. Step 6: Final answer
    x = 5,304.50

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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.