Home / 2,534.31-3,783.13-2,189.86

Finding the Fourth Proportional to 2,534.31, 3,783.13 and 2,189.86

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Solution

The fourth proportional to 2,534.31, 3,783.13 and 2,189.86 is: 3,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534.31 : 3,783.13 = 2,189.86 : x
  2. Step 2: Convert to fraction form
    2,534.31/3,783.13 = 2,189.86/x
  3. Step 3: Cross multiply
    2,534.31x = 3,783.13 × 2,189.86
  4. Step 4: Simplify right side
    2,534.31x = 8,284,525.06
  5. Step 5: Solve for x
    x = 8,284,525.06/2,534.31
  6. Step 6: Final answer
    x = 3,268.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.