Home / 6,268.74-9,400.67-3,345.45

Finding the Fourth Proportional to 6,268.74, 9,400.67 and 3,345.45

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Solution

The fourth proportional to 6,268.74, 9,400.67 and 3,345.45 is: 5,016.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.74 : 9,400.67 = 3,345.45 : x
  2. Step 2: Convert to fraction form
    6,268.74/9,400.67 = 3,345.45/x
  3. Step 3: Cross multiply
    6,268.74x = 9,400.67 × 3,345.45
  4. Step 4: Simplify right side
    6,268.74x = 31,449,471.45
  5. Step 5: Solve for x
    x = 31,449,471.45/6,268.74
  6. Step 6: Final answer
    x = 5,016.87

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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.