Home / 6,075.52-9,107.70-3,992.20

Finding the Fourth Proportional to 6,075.52, 9,107.70 and 3,992.20

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Solution

The fourth proportional to 6,075.52, 9,107.70 and 3,992.20 is: 5,984.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.52 : 9,107.70 = 3,992.20 : x
  2. Step 2: Convert to fraction form
    6,075.52/9,107.70 = 3,992.20/x
  3. Step 3: Cross multiply
    6,075.52x = 9,107.70 × 3,992.20
  4. Step 4: Simplify right side
    6,075.52x = 36,359,759.94
  5. Step 5: Solve for x
    x = 36,359,759.94/6,075.52
  6. Step 6: Final answer
    x = 5,984.63

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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.