Home / 4,002.40-5,998.20-2,846.80

Finding the Fourth Proportional to 4,002.40, 5,998.20 and 2,846.80

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Solution

The fourth proportional to 4,002.40, 5,998.20 and 2,846.80 is: 4,266.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.40 : 5,998.20 = 2,846.80 : x
  2. Step 2: Convert to fraction form
    4,002.40/5,998.20 = 2,846.80/x
  3. Step 3: Cross multiply
    4,002.40x = 5,998.20 × 2,846.80
  4. Step 4: Simplify right side
    4,002.40x = 17,075,675.76
  5. Step 5: Solve for x
    x = 17,075,675.76/4,002.40
  6. Step 6: Final answer
    x = 4,266.36

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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.