Home / 5,163.10-7,744.72-1,267.50

Finding the Fourth Proportional to 5,163.10, 7,744.72 and 1,267.50

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Solution

The fourth proportional to 5,163.10, 7,744.72 and 1,267.50 is: 1,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.10 : 7,744.72 = 1,267.50 : x
  2. Step 2: Convert to fraction form
    5,163.10/7,744.72 = 1,267.50/x
  3. Step 3: Cross multiply
    5,163.10x = 7,744.72 × 1,267.50
  4. Step 4: Simplify right side
    5,163.10x = 9,816,429.43
  5. Step 5: Solve for x
    x = 9,816,429.43/5,163.10
  6. Step 6: Final answer
    x = 1,901.27

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1.5x scale

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.