Home / 7,457.37-11,183.32-2,191.02

Finding the Fourth Proportional to 7,457.37, 11,183.32 and 2,191.02

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Solution

The fourth proportional to 7,457.37, 11,183.32 and 2,191.02 is: 3,285.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.37 : 11,183.32 = 2,191.02 : x
  2. Step 2: Convert to fraction form
    7,457.37/11,183.32 = 2,191.02/x
  3. Step 3: Cross multiply
    7,457.37x = 11,183.32 × 2,191.02
  4. Step 4: Simplify right side
    7,457.37x = 24,502,920.62
  5. Step 5: Solve for x
    x = 24,502,920.62/7,457.37
  6. Step 6: Final answer
    x = 3,285.73

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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.