Home / 3,022.56-4,535.61-1,689.48

Finding the Fourth Proportional to 3,022.56, 4,535.61 and 1,689.48

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Solution

The fourth proportional to 3,022.56, 4,535.61 and 1,689.48 is: 2,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.56 : 4,535.61 = 1,689.48 : x
  2. Step 2: Convert to fraction form
    3,022.56/4,535.61 = 1,689.48/x
  3. Step 3: Cross multiply
    3,022.56x = 4,535.61 × 1,689.48
  4. Step 4: Simplify right side
    3,022.56x = 7,662,822.38
  5. Step 5: Solve for x
    x = 7,662,822.38/3,022.56
  6. Step 6: Final answer
    x = 2,535.21

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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.