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Finding the Fourth Proportional to 3,260.68, 4,883.10 and 1,529.80

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Solution

The fourth proportional to 3,260.68, 4,883.10 and 1,529.80 is: 2,290.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.68 : 4,883.10 = 1,529.80 : x
  2. Step 2: Convert to fraction form
    3,260.68/4,883.10 = 1,529.80/x
  3. Step 3: Cross multiply
    3,260.68x = 4,883.10 × 1,529.80
  4. Step 4: Simplify right side
    3,260.68x = 7,470,166.38
  5. Step 5: Solve for x
    x = 7,470,166.38/3,260.68
  6. Step 6: Final answer
    x = 2,290.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.