Home / 5,629.92-8,437.44-4,075.12

Finding the Fourth Proportional to 5,629.92, 8,437.44 and 4,075.12

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Solution

The fourth proportional to 5,629.92, 8,437.44 and 4,075.12 is: 6,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.92 : 8,437.44 = 4,075.12 : x
  2. Step 2: Convert to fraction form
    5,629.92/8,437.44 = 4,075.12/x
  3. Step 3: Cross multiply
    5,629.92x = 8,437.44 × 4,075.12
  4. Step 4: Simplify right side
    5,629.92x = 34,383,580.49
  5. Step 5: Solve for x
    x = 34,383,580.49/5,629.92
  6. Step 6: Final answer
    x = 6,107.29

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1.5x scale

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.