Home / 1,924.91-2,874.54-1,904.35

Finding the Fourth Proportional to 1,924.91, 2,874.54 and 1,904.35

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Solution

The fourth proportional to 1,924.91, 2,874.54 and 1,904.35 is: 2,843.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.91 : 2,874.54 = 1,904.35 : x
  2. Step 2: Convert to fraction form
    1,924.91/2,874.54 = 1,904.35/x
  3. Step 3: Cross multiply
    1,924.91x = 2,874.54 × 1,904.35
  4. Step 4: Simplify right side
    1,924.91x = 5,474,130.25
  5. Step 5: Solve for x
    x = 5,474,130.25/1,924.91
  6. Step 6: Final answer
    x = 2,843.84

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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.