Home / 6,682.72-9,213.60-4,583.20

Finding the Fourth Proportional to 6,682.72, 9,213.60 and 4,583.20

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Solution

The fourth proportional to 6,682.72, 9,213.60 and 4,583.20 is: 6,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,682.72 : 9,213.60 = 4,583.20 : x
  2. Step 2: Convert to fraction form
    6,682.72/9,213.60 = 4,583.20/x
  3. Step 3: Cross multiply
    6,682.72x = 9,213.60 × 4,583.20
  4. Step 4: Simplify right side
    6,682.72x = 42,227,771.52
  5. Step 5: Solve for x
    x = 42,227,771.52/6,682.72
  6. Step 6: Final answer
    x = 6,318.95

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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.