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Finding the Fourth Proportional to 3,262.52, 4,895.40 and 1,619

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Solution

The fourth proportional to 3,262.52, 4,895.40 and 1,619 is: 2,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.52 : 4,895.40 = 1,619 : x
  2. Step 2: Convert to fraction form
    3,262.52/4,895.40 = 1,619/x
  3. Step 3: Cross multiply
    3,262.52x = 4,895.40 × 1,619
  4. Step 4: Simplify right side
    3,262.52x = 7,925,652.60
  5. Step 5: Solve for x
    x = 7,925,652.60/3,262.52
  6. Step 6: Final answer
    x = 2,429.30

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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.