Home / 3,305.78-4,958.06-1,114.46

Finding the Fourth Proportional to 3,305.78, 4,958.06 and 1,114.46

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Solution

The fourth proportional to 3,305.78, 4,958.06 and 1,114.46 is: 1,671.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.78 : 4,958.06 = 1,114.46 : x
  2. Step 2: Convert to fraction form
    3,305.78/4,958.06 = 1,114.46/x
  3. Step 3: Cross multiply
    3,305.78x = 4,958.06 × 1,114.46
  4. Step 4: Simplify right side
    3,305.78x = 5,525,559.55
  5. Step 5: Solve for x
    x = 5,525,559.55/3,305.78
  6. Step 6: Final answer
    x = 1,671.48

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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.