Home / 8,282.48-12,423.68-3,355.58

Finding the Fourth Proportional to 8,282.48, 12,423.68 and 3,355.58

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Solution

The fourth proportional to 8,282.48, 12,423.68 and 3,355.58 is: 5,033.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.48 : 12,423.68 = 3,355.58 : x
  2. Step 2: Convert to fraction form
    8,282.48/12,423.68 = 3,355.58/x
  3. Step 3: Cross multiply
    8,282.48x = 12,423.68 × 3,355.58
  4. Step 4: Simplify right side
    8,282.48x = 41,688,627.99
  5. Step 5: Solve for x
    x = 41,688,627.99/8,282.48
  6. Step 6: Final answer
    x = 5,033.35

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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.