Home / 2,653.52-3,972.77-2,028.10

Finding the Fourth Proportional to 2,653.52, 3,972.77 and 2,028.10

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Solution

The fourth proportional to 2,653.52, 3,972.77 and 2,028.10 is: 3,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.52 : 3,972.77 = 2,028.10 : x
  2. Step 2: Convert to fraction form
    2,653.52/3,972.77 = 2,028.10/x
  3. Step 3: Cross multiply
    2,653.52x = 3,972.77 × 2,028.10
  4. Step 4: Simplify right side
    2,653.52x = 8,057,174.84
  5. Step 5: Solve for x
    x = 8,057,174.84/2,653.52
  6. Step 6: Final answer
    x = 3,036.41

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1.5x scale

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.