Home / 1,933.44-2,665.54-1,512.16

Finding the Fourth Proportional to 1,933.44, 2,665.54 and 1,512.16

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Solution

The fourth proportional to 1,933.44, 2,665.54 and 1,512.16 is: 2,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.44 : 2,665.54 = 1,512.16 : x
  2. Step 2: Convert to fraction form
    1,933.44/2,665.54 = 1,512.16/x
  3. Step 3: Cross multiply
    1,933.44x = 2,665.54 × 1,512.16
  4. Step 4: Simplify right side
    1,933.44x = 4,030,722.97
  5. Step 5: Solve for x
    x = 4,030,722.97/1,933.44
  6. Step 6: Final answer
    x = 2,084.74

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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.