Home / 3,268.41-4,902.60-1,077.30

Finding the Fourth Proportional to 3,268.41, 4,902.60 and 1,077.30

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Solution

The fourth proportional to 3,268.41, 4,902.60 and 1,077.30 is: 1,615.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.41 : 4,902.60 = 1,077.30 : x
  2. Step 2: Convert to fraction form
    3,268.41/4,902.60 = 1,077.30/x
  3. Step 3: Cross multiply
    3,268.41x = 4,902.60 × 1,077.30
  4. Step 4: Simplify right side
    3,268.41x = 5,281,570.98
  5. Step 5: Solve for x
    x = 5,281,570.98/3,268.41
  6. Step 6: Final answer
    x = 1,615.95

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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.