Home / 6,380.73-8,805.51-3,548.28

Finding the Fourth Proportional to 6,380.73, 8,805.51 and 3,548.28

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Solution

The fourth proportional to 6,380.73, 8,805.51 and 3,548.28 is: 4,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.73 : 8,805.51 = 3,548.28 : x
  2. Step 2: Convert to fraction form
    6,380.73/8,805.51 = 3,548.28/x
  3. Step 3: Cross multiply
    6,380.73x = 8,805.51 × 3,548.28
  4. Step 4: Simplify right side
    6,380.73x = 31,244,415.02
  5. Step 5: Solve for x
    x = 31,244,415.02/6,380.73
  6. Step 6: Final answer
    x = 4,896.68

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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.