Home / 5,234.69-7,216.89-4,485.44

Finding the Fourth Proportional to 5,234.69, 7,216.89 and 4,485.44

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Solution

The fourth proportional to 5,234.69, 7,216.89 and 4,485.44 is: 6,183.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.69 : 7,216.89 = 4,485.44 : x
  2. Step 2: Convert to fraction form
    5,234.69/7,216.89 = 4,485.44/x
  3. Step 3: Cross multiply
    5,234.69x = 7,216.89 × 4,485.44
  4. Step 4: Simplify right side
    5,234.69x = 32,370,927.08
  5. Step 5: Solve for x
    x = 32,370,927.08/5,234.69
  6. Step 6: Final answer
    x = 6,183.92

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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.