Home / 8,582.24-12,865.16-2,735.05

Finding the Fourth Proportional to 8,582.24, 12,865.16 and 2,735.05

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Solution

The fourth proportional to 8,582.24, 12,865.16 and 2,735.05 is: 4,099.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582.24 : 12,865.16 = 2,735.05 : x
  2. Step 2: Convert to fraction form
    8,582.24/12,865.16 = 2,735.05/x
  3. Step 3: Cross multiply
    8,582.24x = 12,865.16 × 2,735.05
  4. Step 4: Simplify right side
    8,582.24x = 35,186,855.86
  5. Step 5: Solve for x
    x = 35,186,855.86/8,582.24
  6. Step 6: Final answer
    x = 4,099.96

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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.