Home / 4,268.77-5,890.74-2,380.25

Finding the Fourth Proportional to 4,268.77, 5,890.74 and 2,380.25

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Solution

The fourth proportional to 4,268.77, 5,890.74 and 2,380.25 is: 3,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.77 : 5,890.74 = 2,380.25 : x
  2. Step 2: Convert to fraction form
    4,268.77/5,890.74 = 2,380.25/x
  3. Step 3: Cross multiply
    4,268.77x = 5,890.74 × 2,380.25
  4. Step 4: Simplify right side
    4,268.77x = 14,021,433.89
  5. Step 5: Solve for x
    x = 14,021,433.89/4,268.77
  6. Step 6: Final answer
    x = 3,284.65

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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.