Home / 8,982.10-13,474.58-2,740.68

Finding the Fourth Proportional to 8,982.10, 13,474.58 and 2,740.68

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Solution

The fourth proportional to 8,982.10, 13,474.58 and 2,740.68 is: 4,111.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,982.10 : 13,474.58 = 2,740.68 : x
  2. Step 2: Convert to fraction form
    8,982.10/13,474.58 = 2,740.68/x
  3. Step 3: Cross multiply
    8,982.10x = 13,474.58 × 2,740.68
  4. Step 4: Simplify right side
    8,982.10x = 36,929,511.91
  5. Step 5: Solve for x
    x = 36,929,511.91/8,982.10
  6. Step 6: Final answer
    x = 4,111.46

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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.