Home / 6,945.22-9,584.38-3,801.40

Finding the Fourth Proportional to 6,945.22, 9,584.38 and 3,801.40

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Solution

The fourth proportional to 6,945.22, 9,584.38 and 3,801.40 is: 5,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.22 : 9,584.38 = 3,801.40 : x
  2. Step 2: Convert to fraction form
    6,945.22/9,584.38 = 3,801.40/x
  3. Step 3: Cross multiply
    6,945.22x = 9,584.38 × 3,801.40
  4. Step 4: Simplify right side
    6,945.22x = 36,434,062.13
  5. Step 5: Solve for x
    x = 36,434,062.13/6,945.22
  6. Step 6: Final answer
    x = 5,245.92

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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.