Home / 3,466.40-5,199.84-1,491.68

Finding the Fourth Proportional to 3,466.40, 5,199.84 and 1,491.68

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Solution

The fourth proportional to 3,466.40, 5,199.84 and 1,491.68 is: 2,237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.40 : 5,199.84 = 1,491.68 : x
  2. Step 2: Convert to fraction form
    3,466.40/5,199.84 = 1,491.68/x
  3. Step 3: Cross multiply
    3,466.40x = 5,199.84 × 1,491.68
  4. Step 4: Simplify right side
    3,466.40x = 7,756,497.33
  5. Step 5: Solve for x
    x = 7,756,497.33/3,466.40
  6. Step 6: Final answer
    x = 2,237.62

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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.