Home / 1,928.92-2,892.26-1,698.27

Finding the Fourth Proportional to 1,928.92, 2,892.26 and 1,698.27

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Solution

The fourth proportional to 1,928.92, 2,892.26 and 1,698.27 is: 2,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928.92 : 2,892.26 = 1,698.27 : x
  2. Step 2: Convert to fraction form
    1,928.92/2,892.26 = 1,698.27/x
  3. Step 3: Cross multiply
    1,928.92x = 2,892.26 × 1,698.27
  4. Step 4: Simplify right side
    1,928.92x = 4,911,842.64
  5. Step 5: Solve for x
    x = 4,911,842.64/1,928.92
  6. Step 6: Final answer
    x = 2,546.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.