Home / 4,491.73-6,740.43-1,718.65

Finding the Fourth Proportional to 4,491.73, 6,740.43 and 1,718.65

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Solution

The fourth proportional to 4,491.73, 6,740.43 and 1,718.65 is: 2,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.73 : 6,740.43 = 1,718.65 : x
  2. Step 2: Convert to fraction form
    4,491.73/6,740.43 = 1,718.65/x
  3. Step 3: Cross multiply
    4,491.73x = 6,740.43 × 1,718.65
  4. Step 4: Simplify right side
    4,491.73x = 11,584,440.02
  5. Step 5: Solve for x
    x = 11,584,440.02/4,491.73
  6. Step 6: Final answer
    x = 2,579.06

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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.