Home / 8,300.80-12,449.67-2,456.02

Finding the Fourth Proportional to 8,300.80, 12,449.67 and 2,456.02

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Solution

The fourth proportional to 8,300.80, 12,449.67 and 2,456.02 is: 3,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.80 : 12,449.67 = 2,456.02 : x
  2. Step 2: Convert to fraction form
    8,300.80/12,449.67 = 2,456.02/x
  3. Step 3: Cross multiply
    8,300.80x = 12,449.67 × 2,456.02
  4. Step 4: Simplify right side
    8,300.80x = 30,576,638.51
  5. Step 5: Solve for x
    x = 30,576,638.51/8,300.80
  6. Step 6: Final answer
    x = 3,683.58

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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.