Home / 4,268.90-5,890.96-2,380.49

Finding the Fourth Proportional to 4,268.90, 5,890.96 and 2,380.49

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Solution

The fourth proportional to 4,268.90, 5,890.96 and 2,380.49 is: 3,285.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.90 : 5,890.96 = 2,380.49 : x
  2. Step 2: Convert to fraction form
    4,268.90/5,890.96 = 2,380.49/x
  3. Step 3: Cross multiply
    4,268.90x = 5,890.96 × 2,380.49
  4. Step 4: Simplify right side
    4,268.90x = 14,023,366.98
  5. Step 5: Solve for x
    x = 14,023,366.98/4,268.90
  6. Step 6: Final answer
    x = 3,285.01

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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.