Home / 5,163.16-7,744.89-1,267.56

Finding the Fourth Proportional to 5,163.16, 7,744.89 and 1,267.56

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Solution

The fourth proportional to 5,163.16, 7,744.89 and 1,267.56 is: 1,901.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.16 : 7,744.89 = 1,267.56 : x
  2. Step 2: Convert to fraction form
    5,163.16/7,744.89 = 1,267.56/x
  3. Step 3: Cross multiply
    5,163.16x = 7,744.89 × 1,267.56
  4. Step 4: Simplify right side
    5,163.16x = 9,817,128.96
  5. Step 5: Solve for x
    x = 9,817,128.96/5,163.16
  6. Step 6: Final answer
    x = 1,901.38

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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.