Home / 6,945.39-9,584.88-3,801.60

Finding the Fourth Proportional to 6,945.39, 9,584.88 and 3,801.60

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Solution

The fourth proportional to 6,945.39, 9,584.88 and 3,801.60 is: 5,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.39 : 9,584.88 = 3,801.60 : x
  2. Step 2: Convert to fraction form
    6,945.39/9,584.88 = 3,801.60/x
  3. Step 3: Cross multiply
    6,945.39x = 9,584.88 × 3,801.60
  4. Step 4: Simplify right side
    6,945.39x = 36,437,879.81
  5. Step 5: Solve for x
    x = 36,437,879.81/6,945.39
  6. Step 6: Final answer
    x = 5,246.34

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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.