Home / 2,923.53-4,035.09-1,928.94

Finding the Fourth Proportional to 2,923.53, 4,035.09 and 1,928.94

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Solution

The fourth proportional to 2,923.53, 4,035.09 and 1,928.94 is: 2,662.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.53 : 4,035.09 = 1,928.94 : x
  2. Step 2: Convert to fraction form
    2,923.53/4,035.09 = 1,928.94/x
  3. Step 3: Cross multiply
    2,923.53x = 4,035.09 × 1,928.94
  4. Step 4: Simplify right side
    2,923.53x = 7,783,446.50
  5. Step 5: Solve for x
    x = 7,783,446.50/2,923.53
  6. Step 6: Final answer
    x = 2,662.35

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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.