Home / 4,517.30-6,775.90-1,230.37

Finding the Fourth Proportional to 4,517.30, 6,775.90 and 1,230.37

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Solution

The fourth proportional to 4,517.30, 6,775.90 and 1,230.37 is: 1,845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.30 : 6,775.90 = 1,230.37 : x
  2. Step 2: Convert to fraction form
    4,517.30/6,775.90 = 1,230.37/x
  3. Step 3: Cross multiply
    4,517.30x = 6,775.90 × 1,230.37
  4. Step 4: Simplify right side
    4,517.30x = 8,336,864.08
  5. Step 5: Solve for x
    x = 8,336,864.08/4,517.30
  6. Step 6: Final answer
    x = 1,845.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.