Home / 4,060.20-6,075.90-2,821.80

Finding the Fourth Proportional to 4,060.20, 6,075.90 and 2,821.80

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Solution

The fourth proportional to 4,060.20, 6,075.90 and 2,821.80 is: 4,222.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060.20 : 6,075.90 = 2,821.80 : x
  2. Step 2: Convert to fraction form
    4,060.20/6,075.90 = 2,821.80/x
  3. Step 3: Cross multiply
    4,060.20x = 6,075.90 × 2,821.80
  4. Step 4: Simplify right side
    4,060.20x = 17,144,974.62
  5. Step 5: Solve for x
    x = 17,144,974.62/4,060.20
  6. Step 6: Final answer
    x = 4,222.69

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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.