Home / 6,285.21-8,670.63-3,766.11

Finding the Fourth Proportional to 6,285.21, 8,670.63 and 3,766.11

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Solution

The fourth proportional to 6,285.21, 8,670.63 and 3,766.11 is: 5,195.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.21 : 8,670.63 = 3,766.11 : x
  2. Step 2: Convert to fraction form
    6,285.21/8,670.63 = 3,766.11/x
  3. Step 3: Cross multiply
    6,285.21x = 8,670.63 × 3,766.11
  4. Step 4: Simplify right side
    6,285.21x = 32,654,546.35
  5. Step 5: Solve for x
    x = 32,654,546.35/6,285.21
  6. Step 6: Final answer
    x = 5,195.46

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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.