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Finding the Fourth Proportional to 4,766.98, 7,151.26 and 1,479.41

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Solution

The fourth proportional to 4,766.98, 7,151.26 and 1,479.41 is: 2,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766.98 : 7,151.26 = 1,479.41 : x
  2. Step 2: Convert to fraction form
    4,766.98/7,151.26 = 1,479.41/x
  3. Step 3: Cross multiply
    4,766.98x = 7,151.26 × 1,479.41
  4. Step 4: Simplify right side
    4,766.98x = 10,579,680.08
  5. Step 5: Solve for x
    x = 10,579,680.08/4,766.98
  6. Step 6: Final answer
    x = 2,219.37

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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.