Home / 4,634.85-6,394.52-2,643.98

Finding the Fourth Proportional to 4,634.85, 6,394.52 and 2,643.98

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Solution

The fourth proportional to 4,634.85, 6,394.52 and 2,643.98 is: 3,647.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,634.85 : 6,394.52 = 2,643.98 : x
  2. Step 2: Convert to fraction form
    4,634.85/6,394.52 = 2,643.98/x
  3. Step 3: Cross multiply
    4,634.85x = 6,394.52 × 2,643.98
  4. Step 4: Simplify right side
    4,634.85x = 16,906,937.80
  5. Step 5: Solve for x
    x = 16,906,937.80/4,634.85
  6. Step 6: Final answer
    x = 3,647.79

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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.