Home / 3,022.81-4,531.47-1,074.55

Finding the Fourth Proportional to 3,022.81, 4,531.47 and 1,074.55

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Solution

The fourth proportional to 3,022.81, 4,531.47 and 1,074.55 is: 1,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.81 : 4,531.47 = 1,074.55 : x
  2. Step 2: Convert to fraction form
    3,022.81/4,531.47 = 1,074.55/x
  3. Step 3: Cross multiply
    3,022.81x = 4,531.47 × 1,074.55
  4. Step 4: Simplify right side
    3,022.81x = 4,869,291.09
  5. Step 5: Solve for x
    x = 4,869,291.09/3,022.81
  6. Step 6: Final answer
    x = 1,610.85

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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.