Home / 6,801.21-9,391.23-4,287.36

Finding the Fourth Proportional to 6,801.21, 9,391.23 and 4,287.36

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Solution

The fourth proportional to 6,801.21, 9,391.23 and 4,287.36 is: 5,920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,801.21 : 9,391.23 = 4,287.36 : x
  2. Step 2: Convert to fraction form
    6,801.21/9,391.23 = 4,287.36/x
  3. Step 3: Cross multiply
    6,801.21x = 9,391.23 × 4,287.36
  4. Step 4: Simplify right side
    6,801.21x = 40,263,583.85
  5. Step 5: Solve for x
    x = 40,263,583.85/6,801.21
  6. Step 6: Final answer
    x = 5,920.06

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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.