Home / 3,019.64-4,529.58-1,072.04

Finding the Fourth Proportional to 3,019.64, 4,529.58 and 1,072.04

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Solution

The fourth proportional to 3,019.64, 4,529.58 and 1,072.04 is: 1,608.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.64 : 4,529.58 = 1,072.04 : x
  2. Step 2: Convert to fraction form
    3,019.64/4,529.58 = 1,072.04/x
  3. Step 3: Cross multiply
    3,019.64x = 4,529.58 × 1,072.04
  4. Step 4: Simplify right side
    3,019.64x = 4,855,890.94
  5. Step 5: Solve for x
    x = 4,855,890.94/3,019.64
  6. Step 6: Final answer
    x = 1,608.10

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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.