Home / 5,161.37-7,742.40-1,463.88

Finding the Fourth Proportional to 5,161.37, 7,742.40 and 1,463.88

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Solution

The fourth proportional to 5,161.37, 7,742.40 and 1,463.88 is: 2,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.37 : 7,742.40 = 1,463.88 : x
  2. Step 2: Convert to fraction form
    5,161.37/7,742.40 = 1,463.88/x
  3. Step 3: Cross multiply
    5,161.37x = 7,742.40 × 1,463.88
  4. Step 4: Simplify right side
    5,161.37x = 11,333,944.51
  5. Step 5: Solve for x
    x = 11,333,944.51/5,161.37
  6. Step 6: Final answer
    x = 2,195.92

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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.