Home / 6,268.81-9,403.67-2,108.80

Finding the Fourth Proportional to 6,268.81, 9,403.67 and 2,108.80

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Solution

The fourth proportional to 6,268.81, 9,403.67 and 2,108.80 is: 3,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.81 : 9,403.67 = 2,108.80 : x
  2. Step 2: Convert to fraction form
    6,268.81/9,403.67 = 2,108.80/x
  3. Step 3: Cross multiply
    6,268.81x = 9,403.67 × 2,108.80
  4. Step 4: Simplify right side
    6,268.81x = 19,830,441.06
  5. Step 5: Solve for x
    x = 19,830,441.06/6,268.81
  6. Step 6: Final answer
    x = 3,163.35

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1.5x scale

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.