Home / 3,548.30-4,893.86-3,081.74

Finding the Fourth Proportional to 3,548.30, 4,893.86 and 3,081.74

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Solution

The fourth proportional to 3,548.30, 4,893.86 and 3,081.74 is: 4,250.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.30 : 4,893.86 = 3,081.74 : x
  2. Step 2: Convert to fraction form
    3,548.30/4,893.86 = 3,081.74/x
  3. Step 3: Cross multiply
    3,548.30x = 4,893.86 × 3,081.74
  4. Step 4: Simplify right side
    3,548.30x = 15,081,604.12
  5. Step 5: Solve for x
    x = 15,081,604.12/3,548.30
  6. Step 6: Final answer
    x = 4,250.37

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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.