Home / 6,380.37-8,805.21-3,548.03

Finding the Fourth Proportional to 6,380.37, 8,805.21 and 3,548.03

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Solution

The fourth proportional to 6,380.37, 8,805.21 and 3,548.03 is: 4,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.37 : 8,805.21 = 3,548.03 : x
  2. Step 2: Convert to fraction form
    6,380.37/8,805.21 = 3,548.03/x
  3. Step 3: Cross multiply
    6,380.37x = 8,805.21 × 3,548.03
  4. Step 4: Simplify right side
    6,380.37x = 31,241,162.38
  5. Step 5: Solve for x
    x = 31,241,162.38/6,380.37
  6. Step 6: Final answer
    x = 4,896.45

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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.