Home / 2,520.94-3,777.96-1,904.14

Finding the Fourth Proportional to 2,520.94, 3,777.96 and 1,904.14

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Solution

The fourth proportional to 2,520.94, 3,777.96 and 1,904.14 is: 2,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.94 : 3,777.96 = 1,904.14 : x
  2. Step 2: Convert to fraction form
    2,520.94/3,777.96 = 1,904.14/x
  3. Step 3: Cross multiply
    2,520.94x = 3,777.96 × 1,904.14
  4. Step 4: Simplify right side
    2,520.94x = 7,193,764.75
  5. Step 5: Solve for x
    x = 7,193,764.75/2,520.94
  6. Step 6: Final answer
    x = 2,853.60

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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.