Home / 6,515.97-9,775.41-2,075.01

Finding the Fourth Proportional to 6,515.97, 9,775.41 and 2,075.01

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Solution

The fourth proportional to 6,515.97, 9,775.41 and 2,075.01 is: 3,112.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.97 : 9,775.41 = 2,075.01 : x
  2. Step 2: Convert to fraction form
    6,515.97/9,775.41 = 2,075.01/x
  3. Step 3: Cross multiply
    6,515.97x = 9,775.41 × 2,075.01
  4. Step 4: Simplify right side
    6,515.97x = 20,284,073.50
  5. Step 5: Solve for x
    x = 20,284,073.50/6,515.97
  6. Step 6: Final answer
    x = 3,112.98

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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.