Home / 6,912.04-9,538.32-3,768.24

Finding the Fourth Proportional to 6,912.04, 9,538.32 and 3,768.24

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Solution

The fourth proportional to 6,912.04, 9,538.32 and 3,768.24 is: 5,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.04 : 9,538.32 = 3,768.24 : x
  2. Step 2: Convert to fraction form
    6,912.04/9,538.32 = 3,768.24/x
  3. Step 3: Cross multiply
    6,912.04x = 9,538.32 × 3,768.24
  4. Step 4: Simplify right side
    6,912.04x = 35,942,678.96
  5. Step 5: Solve for x
    x = 35,942,678.96/6,912.04
  6. Step 6: Final answer
    x = 5,200.01

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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.