Home / 2,683.44-4,015.26-1,904.22

Finding the Fourth Proportional to 2,683.44, 4,015.26 and 1,904.22

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Solution

The fourth proportional to 2,683.44, 4,015.26 and 1,904.22 is: 2,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.44 : 4,015.26 = 1,904.22 : x
  2. Step 2: Convert to fraction form
    2,683.44/4,015.26 = 1,904.22/x
  3. Step 3: Cross multiply
    2,683.44x = 4,015.26 × 1,904.22
  4. Step 4: Simplify right side
    2,683.44x = 7,645,938.40
  5. Step 5: Solve for x
    x = 7,645,938.40/2,683.44
  6. Step 6: Final answer
    x = 2,849.30

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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.