Home / 6,768.10-9,340.00-3,783.99

Finding the Fourth Proportional to 6,768.10, 9,340.00 and 3,783.99

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Solution

The fourth proportional to 6,768.10, 9,340.00 and 3,783.99 is: 5,221.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768.10 : 9,340.00 = 3,783.99 : x
  2. Step 2: Convert to fraction form
    6,768.10/9,340.00 = 3,783.99/x
  3. Step 3: Cross multiply
    6,768.10x = 9,340.00 × 3,783.99
  4. Step 4: Simplify right side
    6,768.10x = 35,342,457.14
  5. Step 5: Solve for x
    x = 35,342,457.14/6,768.10
  6. Step 6: Final answer
    x = 5,221.92

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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.