Home / 1,924.56-2,868.31-1,908.46

Finding the Fourth Proportional to 1,924.56, 2,868.31 and 1,908.46

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Solution

The fourth proportional to 1,924.56, 2,868.31 and 1,908.46 is: 2,844.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.56 : 2,868.31 = 1,908.46 : x
  2. Step 2: Convert to fraction form
    1,924.56/2,868.31 = 1,908.46/x
  3. Step 3: Cross multiply
    1,924.56x = 2,868.31 × 1,908.46
  4. Step 4: Simplify right side
    1,924.56x = 5,474,060.87
  5. Step 5: Solve for x
    x = 5,474,060.87/1,924.56
  6. Step 6: Final answer
    x = 2,844.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.