Home / 6,380.29-8,805.35-3,548.22

Finding the Fourth Proportional to 6,380.29, 8,805.35 and 3,548.22

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Solution

The fourth proportional to 6,380.29, 8,805.35 and 3,548.22 is: 4,896.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.29 : 8,805.35 = 3,548.22 : x
  2. Step 2: Convert to fraction form
    6,380.29/8,805.35 = 3,548.22/x
  3. Step 3: Cross multiply
    6,380.29x = 8,805.35 × 3,548.22
  4. Step 4: Simplify right side
    6,380.29x = 31,243,257.21
  5. Step 5: Solve for x
    x = 31,243,257.21/6,380.29
  6. Step 6: Final answer
    x = 4,896.84

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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.