Home / 5,028.91-7,538.64-3,385.96

Finding the Fourth Proportional to 5,028.91, 7,538.64 and 3,385.96

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Solution

The fourth proportional to 5,028.91, 7,538.64 and 3,385.96 is: 5,075.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.91 : 7,538.64 = 3,385.96 : x
  2. Step 2: Convert to fraction form
    5,028.91/7,538.64 = 3,385.96/x
  3. Step 3: Cross multiply
    5,028.91x = 7,538.64 × 3,385.96
  4. Step 4: Simplify right side
    5,028.91x = 25,525,533.49
  5. Step 5: Solve for x
    x = 25,525,533.49/5,028.91
  6. Step 6: Final answer
    x = 5,075.76

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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.