Home / 4,684.05-7,027.30-2,218.81

Finding the Fourth Proportional to 4,684.05, 7,027.30 and 2,218.81

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Solution

The fourth proportional to 4,684.05, 7,027.30 and 2,218.81 is: 3,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.05 : 7,027.30 = 2,218.81 : x
  2. Step 2: Convert to fraction form
    4,684.05/7,027.30 = 2,218.81/x
  3. Step 3: Cross multiply
    4,684.05x = 7,027.30 × 2,218.81
  4. Step 4: Simplify right side
    4,684.05x = 15,592,243.51
  5. Step 5: Solve for x
    x = 15,592,243.51/4,684.05
  6. Step 6: Final answer
    x = 3,328.80

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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.