Home / 4,219.48-6,330.58-2,028.38

Finding the Fourth Proportional to 4,219.48, 6,330.58 and 2,028.38

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Solution

The fourth proportional to 4,219.48, 6,330.58 and 2,028.38 is: 3,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.48 : 6,330.58 = 2,028.38 : x
  2. Step 2: Convert to fraction form
    4,219.48/6,330.58 = 2,028.38/x
  3. Step 3: Cross multiply
    4,219.48x = 6,330.58 × 2,028.38
  4. Step 4: Simplify right side
    4,219.48x = 12,840,808.42
  5. Step 5: Solve for x
    x = 12,840,808.42/4,219.48
  6. Step 6: Final answer
    x = 3,043.22

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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.