Home / 3,315.72-4,969.77-1,466.19

Finding the Fourth Proportional to 3,315.72, 4,969.77 and 1,466.19

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Solution

The fourth proportional to 3,315.72, 4,969.77 and 1,466.19 is: 2,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.72 : 4,969.77 = 1,466.19 : x
  2. Step 2: Convert to fraction form
    3,315.72/4,969.77 = 1,466.19/x
  3. Step 3: Cross multiply
    3,315.72x = 4,969.77 × 1,466.19
  4. Step 4: Simplify right side
    3,315.72x = 7,286,627.08
  5. Step 5: Solve for x
    x = 7,286,627.08/3,315.72
  6. Step 6: Final answer
    x = 2,197.60

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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.