Home / 6,268.80-9,400.08-2,805.60

Finding the Fourth Proportional to 6,268.80, 9,400.08 and 2,805.60

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Solution

The fourth proportional to 6,268.80, 9,400.08 and 2,805.60 is: 4,207.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.80 : 9,400.08 = 2,805.60 : x
  2. Step 2: Convert to fraction form
    6,268.80/9,400.08 = 2,805.60/x
  3. Step 3: Cross multiply
    6,268.80x = 9,400.08 × 2,805.60
  4. Step 4: Simplify right side
    6,268.80x = 26,372,864.45
  5. Step 5: Solve for x
    x = 26,372,864.45/6,268.80
  6. Step 6: Final answer
    x = 4,207.00

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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.