Home / 5,004.70-7,504.50-1,671.75

Finding the Fourth Proportional to 5,004.70, 7,504.50 and 1,671.75

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Solution

The fourth proportional to 5,004.70, 7,504.50 and 1,671.75 is: 2,506.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.70 : 7,504.50 = 1,671.75 : x
  2. Step 2: Convert to fraction form
    5,004.70/7,504.50 = 1,671.75/x
  3. Step 3: Cross multiply
    5,004.70x = 7,504.50 × 1,671.75
  4. Step 4: Simplify right side
    5,004.70x = 12,545,647.88
  5. Step 5: Solve for x
    x = 12,545,647.88/5,004.70
  6. Step 6: Final answer
    x = 2,506.77

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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.