Home / 6,073.46-8,380.90-3,555.21

Finding the Fourth Proportional to 6,073.46, 8,380.90 and 3,555.21

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Solution

The fourth proportional to 6,073.46, 8,380.90 and 3,555.21 is: 4,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,073.46 : 8,380.90 = 3,555.21 : x
  2. Step 2: Convert to fraction form
    6,073.46/8,380.90 = 3,555.21/x
  3. Step 3: Cross multiply
    6,073.46x = 8,380.90 × 3,555.21
  4. Step 4: Simplify right side
    6,073.46x = 29,795,859.49
  5. Step 5: Solve for x
    x = 29,795,859.49/6,073.46
  6. Step 6: Final answer
    x = 4,905.91

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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.