Home / 6,428.26-9,643.25-2,267.29

Finding the Fourth Proportional to 6,428.26, 9,643.25 and 2,267.29

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Solution

The fourth proportional to 6,428.26, 9,643.25 and 2,267.29 is: 3,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428.26 : 9,643.25 = 2,267.29 : x
  2. Step 2: Convert to fraction form
    6,428.26/9,643.25 = 2,267.29/x
  3. Step 3: Cross multiply
    6,428.26x = 9,643.25 × 2,267.29
  4. Step 4: Simplify right side
    6,428.26x = 21,863,984.74
  5. Step 5: Solve for x
    x = 21,863,984.74/6,428.26
  6. Step 6: Final answer
    x = 3,401.23

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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.