Home / 6,181.20-8,520.33-4,683.09

Finding the Fourth Proportional to 6,181.20, 8,520.33 and 4,683.09

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Solution

The fourth proportional to 6,181.20, 8,520.33 and 4,683.09 is: 6,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.20 : 8,520.33 = 4,683.09 : x
  2. Step 2: Convert to fraction form
    6,181.20/8,520.33 = 4,683.09/x
  3. Step 3: Cross multiply
    6,181.20x = 8,520.33 × 4,683.09
  4. Step 4: Simplify right side
    6,181.20x = 39,901,472.22
  5. Step 5: Solve for x
    x = 39,901,472.22/6,181.20
  6. Step 6: Final answer
    x = 6,455.30

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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.