Home / 2,573.37-3,551.51-1,629.21

Finding the Fourth Proportional to 2,573.37, 3,551.51 and 1,629.21

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Solution

The fourth proportional to 2,573.37, 3,551.51 and 1,629.21 is: 2,248.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.37 : 3,551.51 = 1,629.21 : x
  2. Step 2: Convert to fraction form
    2,573.37/3,551.51 = 1,629.21/x
  3. Step 3: Cross multiply
    2,573.37x = 3,551.51 × 1,629.21
  4. Step 4: Simplify right side
    2,573.37x = 5,786,173.00
  5. Step 5: Solve for x
    x = 5,786,173.00/2,573.37
  6. Step 6: Final answer
    x = 2,248.48

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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.