Home / 4,684.02-7,028.66-2,086.75

Finding the Fourth Proportional to 4,684.02, 7,028.66 and 2,086.75

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Solution

The fourth proportional to 4,684.02, 7,028.66 and 2,086.75 is: 3,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.02 : 7,028.66 = 2,086.75 : x
  2. Step 2: Convert to fraction form
    4,684.02/7,028.66 = 2,086.75/x
  3. Step 3: Cross multiply
    4,684.02x = 7,028.66 × 2,086.75
  4. Step 4: Simplify right side
    4,684.02x = 14,667,056.26
  5. Step 5: Solve for x
    x = 14,667,056.26/4,684.02
  6. Step 6: Final answer
    x = 3,131.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.