Home / 6,768.35-9,340.05-3,784.23

Finding the Fourth Proportional to 6,768.35, 9,340.05 and 3,784.23

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Solution

The fourth proportional to 6,768.35, 9,340.05 and 3,784.23 is: 5,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768.35 : 9,340.05 = 3,784.23 : x
  2. Step 2: Convert to fraction form
    6,768.35/9,340.05 = 3,784.23/x
  3. Step 3: Cross multiply
    6,768.35x = 9,340.05 × 3,784.23
  4. Step 4: Simplify right side
    6,768.35x = 35,344,897.41
  5. Step 5: Solve for x
    x = 35,344,897.41/6,768.35
  6. Step 6: Final answer
    x = 5,222.09

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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.