Home / 6,383.30-8,808.94-3,730.18

Finding the Fourth Proportional to 6,383.30, 8,808.94 and 3,730.18

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Solution

The fourth proportional to 6,383.30, 8,808.94 and 3,730.18 is: 5,147.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383.30 : 8,808.94 = 3,730.18 : x
  2. Step 2: Convert to fraction form
    6,383.30/8,808.94 = 3,730.18/x
  3. Step 3: Cross multiply
    6,383.30x = 8,808.94 × 3,730.18
  4. Step 4: Simplify right side
    6,383.30x = 32,858,913.16
  5. Step 5: Solve for x
    x = 32,858,913.16/6,383.30
  6. Step 6: Final answer
    x = 5,147.64

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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.