Home / 6,747.12-10,120.34-2,365.56

Finding the Fourth Proportional to 6,747.12, 10,120.34 and 2,365.56

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Solution

The fourth proportional to 6,747.12, 10,120.34 and 2,365.56 is: 3,548.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.12 : 10,120.34 = 2,365.56 : x
  2. Step 2: Convert to fraction form
    6,747.12/10,120.34 = 2,365.56/x
  3. Step 3: Cross multiply
    6,747.12x = 10,120.34 × 2,365.56
  4. Step 4: Simplify right side
    6,747.12x = 23,940,271.49
  5. Step 5: Solve for x
    x = 23,940,271.49/6,747.12
  6. Step 6: Final answer
    x = 3,548.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.