Home / 3,021.81-4,529.98-1,073.55

Finding the Fourth Proportional to 3,021.81, 4,529.98 and 1,073.55

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Solution

The fourth proportional to 3,021.81, 4,529.98 and 1,073.55 is: 1,609.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.81 : 4,529.98 = 1,073.55 : x
  2. Step 2: Convert to fraction form
    3,021.81/4,529.98 = 1,073.55/x
  3. Step 3: Cross multiply
    3,021.81x = 4,529.98 × 1,073.55
  4. Step 4: Simplify right side
    3,021.81x = 4,863,172.32
  5. Step 5: Solve for x
    x = 4,863,172.32/3,021.81
  6. Step 6: Final answer
    x = 1,609.36

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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.