Home / 4,266.57-6,392.88-2,619.66

Finding the Fourth Proportional to 4,266.57, 6,392.88 and 2,619.66

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Solution

The fourth proportional to 4,266.57, 6,392.88 and 2,619.66 is: 3,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.57 : 6,392.88 = 2,619.66 : x
  2. Step 2: Convert to fraction form
    4,266.57/6,392.88 = 2,619.66/x
  3. Step 3: Cross multiply
    4,266.57x = 6,392.88 × 2,619.66
  4. Step 4: Simplify right side
    4,266.57x = 16,747,172.02
  5. Step 5: Solve for x
    x = 16,747,172.02/4,266.57
  6. Step 6: Final answer
    x = 3,925.21

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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.