Home / 3,351.30-4,630.36-2,648.53

Finding the Fourth Proportional to 3,351.30, 4,630.36 and 2,648.53

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Solution

The fourth proportional to 3,351.30, 4,630.36 and 2,648.53 is: 3,659.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.30 : 4,630.36 = 2,648.53 : x
  2. Step 2: Convert to fraction form
    3,351.30/4,630.36 = 2,648.53/x
  3. Step 3: Cross multiply
    3,351.30x = 4,630.36 × 2,648.53
  4. Step 4: Simplify right side
    3,351.30x = 12,263,629.17
  5. Step 5: Solve for x
    x = 12,263,629.17/3,351.30
  6. Step 6: Final answer
    x = 3,659.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.