Home / 6,371.96-8,793.26-3,577.40

Finding the Fourth Proportional to 6,371.96, 8,793.26 and 3,577.40

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Solution

The fourth proportional to 6,371.96, 8,793.26 and 3,577.40 is: 4,936.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.96 : 8,793.26 = 3,577.40 : x
  2. Step 2: Convert to fraction form
    6,371.96/8,793.26 = 3,577.40/x
  3. Step 3: Cross multiply
    6,371.96x = 8,793.26 × 3,577.40
  4. Step 4: Simplify right side
    6,371.96x = 31,457,008.32
  5. Step 5: Solve for x
    x = 31,457,008.32/6,371.96
  6. Step 6: Final answer
    x = 4,936.79

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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.