Home / 3,435.75-4,741.44-1,943.63

Finding the Fourth Proportional to 3,435.75, 4,741.44 and 1,943.63

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Solution

The fourth proportional to 3,435.75, 4,741.44 and 1,943.63 is: 2,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.75 : 4,741.44 = 1,943.63 : x
  2. Step 2: Convert to fraction form
    3,435.75/4,741.44 = 1,943.63/x
  3. Step 3: Cross multiply
    3,435.75x = 4,741.44 × 1,943.63
  4. Step 4: Simplify right side
    3,435.75x = 9,215,629.42
  5. Step 5: Solve for x
    x = 9,215,629.42/3,435.75
  6. Step 6: Final answer
    x = 2,682.28

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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.