Home / 7,051.37-10,577.25-2,120.49

Finding the Fourth Proportional to 7,051.37, 10,577.25 and 2,120.49

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Solution

The fourth proportional to 7,051.37, 10,577.25 and 2,120.49 is: 3,180.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.37 : 10,577.25 = 2,120.49 : x
  2. Step 2: Convert to fraction form
    7,051.37/10,577.25 = 2,120.49/x
  3. Step 3: Cross multiply
    7,051.37x = 10,577.25 × 2,120.49
  4. Step 4: Simplify right side
    7,051.37x = 22,428,952.85
  5. Step 5: Solve for x
    x = 22,428,952.85/7,051.37
  6. Step 6: Final answer
    x = 3,180.80

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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.