Home / 8,289.91-12,435.77-2,446.52

Finding the Fourth Proportional to 8,289.91, 12,435.77 and 2,446.52

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Solution

The fourth proportional to 8,289.91, 12,435.77 and 2,446.52 is: 3,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.91 : 12,435.77 = 2,446.52 : x
  2. Step 2: Convert to fraction form
    8,289.91/12,435.77 = 2,446.52/x
  3. Step 3: Cross multiply
    8,289.91x = 12,435.77 × 2,446.52
  4. Step 4: Simplify right side
    8,289.91x = 30,424,360.02
  5. Step 5: Solve for x
    x = 30,424,360.02/8,289.91
  6. Step 6: Final answer
    x = 3,670.05

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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.