Home / 2,629.35-3,628.89-2,351.07

Finding the Fourth Proportional to 2,629.35, 3,628.89 and 2,351.07

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Solution

The fourth proportional to 2,629.35, 3,628.89 and 2,351.07 is: 3,244.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.35 : 3,628.89 = 2,351.07 : x
  2. Step 2: Convert to fraction form
    2,629.35/3,628.89 = 2,351.07/x
  3. Step 3: Cross multiply
    2,629.35x = 3,628.89 × 2,351.07
  4. Step 4: Simplify right side
    2,629.35x = 8,531,774.41
  5. Step 5: Solve for x
    x = 8,531,774.41/2,629.35
  6. Step 6: Final answer
    x = 3,244.82

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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.