Home / 3,608.30-5,412.47-1,011.23

Finding the Fourth Proportional to 3,608.30, 5,412.47 and 1,011.23

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Solution

The fourth proportional to 3,608.30, 5,412.47 and 1,011.23 is: 1,516.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.30 : 5,412.47 = 1,011.23 : x
  2. Step 2: Convert to fraction form
    3,608.30/5,412.47 = 1,011.23/x
  3. Step 3: Cross multiply
    3,608.30x = 5,412.47 × 1,011.23
  4. Step 4: Simplify right side
    3,608.30x = 5,473,276.35
  5. Step 5: Solve for x
    x = 5,473,276.35/3,608.30
  6. Step 6: Final answer
    x = 1,516.86

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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.