Home / 3,170.54-4,365.19-2,538.74

Finding the Fourth Proportional to 3,170.54, 4,365.19 and 2,538.74

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Solution

The fourth proportional to 3,170.54, 4,365.19 and 2,538.74 is: 3,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.54 : 4,365.19 = 2,538.74 : x
  2. Step 2: Convert to fraction form
    3,170.54/4,365.19 = 2,538.74/x
  3. Step 3: Cross multiply
    3,170.54x = 4,365.19 × 2,538.74
  4. Step 4: Simplify right side
    3,170.54x = 11,082,096.55
  5. Step 5: Solve for x
    x = 11,082,096.55/3,170.54
  6. Step 6: Final answer
    x = 3,495.33

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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.