Home / 6,816.73-9,406.25-3,945.95

Finding the Fourth Proportional to 6,816.73, 9,406.25 and 3,945.95

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Solution

The fourth proportional to 6,816.73, 9,406.25 and 3,945.95 is: 5,444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.73 : 9,406.25 = 3,945.95 : x
  2. Step 2: Convert to fraction form
    6,816.73/9,406.25 = 3,945.95/x
  3. Step 3: Cross multiply
    6,816.73x = 9,406.25 × 3,945.95
  4. Step 4: Simplify right side
    6,816.73x = 37,116,592.19
  5. Step 5: Solve for x
    x = 37,116,592.19/6,816.73
  6. Step 6: Final answer
    x = 5,444.93

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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.