Home / 6,075.54-8,379.45-3,979.26

Finding the Fourth Proportional to 6,075.54, 8,379.45 and 3,979.26

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Solution

The fourth proportional to 6,075.54, 8,379.45 and 3,979.26 is: 5,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.54 : 8,379.45 = 3,979.26 : x
  2. Step 2: Convert to fraction form
    6,075.54/8,379.45 = 3,979.26/x
  3. Step 3: Cross multiply
    6,075.54x = 8,379.45 × 3,979.26
  4. Step 4: Simplify right side
    6,075.54x = 33,344,010.21
  5. Step 5: Solve for x
    x = 33,344,010.21/6,075.54
  6. Step 6: Final answer
    x = 5,488.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.