Home / 3,622.80-5,433.70-1,025.94

Finding the Fourth Proportional to 3,622.80, 5,433.70 and 1,025.94

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Solution

The fourth proportional to 3,622.80, 5,433.70 and 1,025.94 is: 1,538.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.80 : 5,433.70 = 1,025.94 : x
  2. Step 2: Convert to fraction form
    3,622.80/5,433.70 = 1,025.94/x
  3. Step 3: Cross multiply
    3,622.80x = 5,433.70 × 1,025.94
  4. Step 4: Simplify right side
    3,622.80x = 5,574,650.18
  5. Step 5: Solve for x
    x = 5,574,650.18/3,622.80
  6. Step 6: Final answer
    x = 1,538.77

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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.