Home / 1,923.64-2,653.26-1,894.84

Finding the Fourth Proportional to 1,923.64, 2,653.26 and 1,894.84

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Solution

The fourth proportional to 1,923.64, 2,653.26 and 1,894.84 is: 2,613.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.64 : 2,653.26 = 1,894.84 : x
  2. Step 2: Convert to fraction form
    1,923.64/2,653.26 = 1,894.84/x
  3. Step 3: Cross multiply
    1,923.64x = 2,653.26 × 1,894.84
  4. Step 4: Simplify right side
    1,923.64x = 5,027,503.18
  5. Step 5: Solve for x
    x = 5,027,503.18/1,923.64
  6. Step 6: Final answer
    x = 2,613.54

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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.