Home / 5,169.05-7,749.03-2,051.25

Finding the Fourth Proportional to 5,169.05, 7,749.03 and 2,051.25

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Solution

The fourth proportional to 5,169.05, 7,749.03 and 2,051.25 is: 3,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.05 : 7,749.03 = 2,051.25 : x
  2. Step 2: Convert to fraction form
    5,169.05/7,749.03 = 2,051.25/x
  3. Step 3: Cross multiply
    5,169.05x = 7,749.03 × 2,051.25
  4. Step 4: Simplify right side
    5,169.05x = 15,895,197.79
  5. Step 5: Solve for x
    x = 15,895,197.79/5,169.05
  6. Step 6: Final answer
    x = 3,075.07

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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.