Home / 4,075.91-6,115.18-1,609.36

Finding the Fourth Proportional to 4,075.91, 6,115.18 and 1,609.36

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Solution

The fourth proportional to 4,075.91, 6,115.18 and 1,609.36 is: 2,414.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.91 : 6,115.18 = 1,609.36 : x
  2. Step 2: Convert to fraction form
    4,075.91/6,115.18 = 1,609.36/x
  3. Step 3: Cross multiply
    4,075.91x = 6,115.18 × 1,609.36
  4. Step 4: Simplify right side
    4,075.91x = 9,841,526.08
  5. Step 5: Solve for x
    x = 9,841,526.08/4,075.91
  6. Step 6: Final answer
    x = 2,414.56

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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.