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Finding the Fourth Proportional to 4,900.74, 6,763.02 and 2,662.62

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Solution

The fourth proportional to 4,900.74, 6,763.02 and 2,662.62 is: 3,674.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.74 : 6,763.02 = 2,662.62 : x
  2. Step 2: Convert to fraction form
    4,900.74/6,763.02 = 2,662.62/x
  3. Step 3: Cross multiply
    4,900.74x = 6,763.02 × 2,662.62
  4. Step 4: Simplify right side
    4,900.74x = 18,007,352.31
  5. Step 5: Solve for x
    x = 18,007,352.31/4,900.74
  6. Step 6: Final answer
    x = 3,674.41

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1.5x scale

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.