Home / 1,923.56-2,654.94-1,127.24

Finding the Fourth Proportional to 1,923.56, 2,654.94 and 1,127.24

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Solution

The fourth proportional to 1,923.56, 2,654.94 and 1,127.24 is: 1,555.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.56 : 2,654.94 = 1,127.24 : x
  2. Step 2: Convert to fraction form
    1,923.56/2,654.94 = 1,127.24/x
  3. Step 3: Cross multiply
    1,923.56x = 2,654.94 × 1,127.24
  4. Step 4: Simplify right side
    1,923.56x = 2,992,754.57
  5. Step 5: Solve for x
    x = 2,992,754.57/1,923.56
  6. Step 6: Final answer
    x = 1,555.84

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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.