Home / 8,124.72-12,184.66-3,444.65

Finding the Fourth Proportional to 8,124.72, 12,184.66 and 3,444.65

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Solution

The fourth proportional to 8,124.72, 12,184.66 and 3,444.65 is: 5,165.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.72 : 12,184.66 = 3,444.65 : x
  2. Step 2: Convert to fraction form
    8,124.72/12,184.66 = 3,444.65/x
  3. Step 3: Cross multiply
    8,124.72x = 12,184.66 × 3,444.65
  4. Step 4: Simplify right side
    8,124.72x = 41,971,940.22
  5. Step 5: Solve for x
    x = 41,971,940.22/8,124.72
  6. Step 6: Final answer
    x = 5,165.95

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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.