Home / 4,766.41-7,143.58-2,422.90

Finding the Fourth Proportional to 4,766.41, 7,143.58 and 2,422.90

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Solution

The fourth proportional to 4,766.41, 7,143.58 and 2,422.90 is: 3,631.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766.41 : 7,143.58 = 2,422.90 : x
  2. Step 2: Convert to fraction form
    4,766.41/7,143.58 = 2,422.90/x
  3. Step 3: Cross multiply
    4,766.41x = 7,143.58 × 2,422.90
  4. Step 4: Simplify right side
    4,766.41x = 17,308,179.98
  5. Step 5: Solve for x
    x = 17,308,179.98/4,766.41
  6. Step 6: Final answer
    x = 3,631.28

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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.