Home / 2,093.09-2,886.94-1,253.48

Finding the Fourth Proportional to 2,093.09, 2,886.94 and 1,253.48

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Solution

The fourth proportional to 2,093.09, 2,886.94 and 1,253.48 is: 1,728.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.09 : 2,886.94 = 1,253.48 : x
  2. Step 2: Convert to fraction form
    2,093.09/2,886.94 = 1,253.48/x
  3. Step 3: Cross multiply
    2,093.09x = 2,886.94 × 1,253.48
  4. Step 4: Simplify right side
    2,093.09x = 3,618,721.55
  5. Step 5: Solve for x
    x = 3,618,721.55/2,093.09
  6. Step 6: Final answer
    x = 1,728.89

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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.