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Finding the Fourth Proportional to 3,300.50, 4,554.70 and 1,903.52

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Solution

The fourth proportional to 3,300.50, 4,554.70 and 1,903.52 is: 2,626.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.50 : 4,554.70 = 1,903.52 : x
  2. Step 2: Convert to fraction form
    3,300.50/4,554.70 = 1,903.52/x
  3. Step 3: Cross multiply
    3,300.50x = 4,554.70 × 1,903.52
  4. Step 4: Simplify right side
    3,300.50x = 8,669,962.54
  5. Step 5: Solve for x
    x = 8,669,962.54/3,300.50
  6. Step 6: Final answer
    x = 2,626.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.