Home / 6,142.46-8,467.40-4,813.85

Finding the Fourth Proportional to 6,142.46, 8,467.40 and 4,813.85

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Solution

The fourth proportional to 6,142.46, 8,467.40 and 4,813.85 is: 6,635.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.46 : 8,467.40 = 4,813.85 : x
  2. Step 2: Convert to fraction form
    6,142.46/8,467.40 = 4,813.85/x
  3. Step 3: Cross multiply
    6,142.46x = 8,467.40 × 4,813.85
  4. Step 4: Simplify right side
    6,142.46x = 40,760,826.69
  5. Step 5: Solve for x
    x = 40,760,826.69/6,142.46
  6. Step 6: Final answer
    x = 6,635.92

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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.