Home / 6,428.25-9,643.82-2,324.25

Finding the Fourth Proportional to 6,428.25, 9,643.82 and 2,324.25

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Solution

The fourth proportional to 6,428.25, 9,643.82 and 2,324.25 is: 3,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428.25 : 9,643.82 = 2,324.25 : x
  2. Step 2: Convert to fraction form
    6,428.25/9,643.82 = 2,324.25/x
  3. Step 3: Cross multiply
    6,428.25x = 9,643.82 × 2,324.25
  4. Step 4: Simplify right side
    6,428.25x = 22,414,637.01
  5. Step 5: Solve for x
    x = 22,414,637.01/6,428.25
  6. Step 6: Final answer
    x = 3,486.90

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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.