Home / 3,022.11-4,531.31-1,047.29

Finding the Fourth Proportional to 3,022.11, 4,531.31 and 1,047.29

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Solution

The fourth proportional to 3,022.11, 4,531.31 and 1,047.29 is: 1,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.11 : 4,531.31 = 1,047.29 : x
  2. Step 2: Convert to fraction form
    3,022.11/4,531.31 = 1,047.29/x
  3. Step 3: Cross multiply
    3,022.11x = 4,531.31 × 1,047.29
  4. Step 4: Simplify right side
    3,022.11x = 4,745,567.76
  5. Step 5: Solve for x
    x = 4,745,567.76/3,022.11
  6. Step 6: Final answer
    x = 1,570.28

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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.