Home / 4,158.97-6,238.54-1,038.94

Finding the Fourth Proportional to 4,158.97, 6,238.54 and 1,038.94

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Solution

The fourth proportional to 4,158.97, 6,238.54 and 1,038.94 is: 1,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.97 : 6,238.54 = 1,038.94 : x
  2. Step 2: Convert to fraction form
    4,158.97/6,238.54 = 1,038.94/x
  3. Step 3: Cross multiply
    4,158.97x = 6,238.54 × 1,038.94
  4. Step 4: Simplify right side
    4,158.97x = 6,481,468.75
  5. Step 5: Solve for x
    x = 6,481,468.75/4,158.97
  6. Step 6: Final answer
    x = 1,558.43

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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.