Home / 3,333.16-4,998.28-1,772.80

Finding the Fourth Proportional to 3,333.16, 4,998.28 and 1,772.80

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Solution

The fourth proportional to 3,333.16, 4,998.28 and 1,772.80 is: 2,658.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.16 : 4,998.28 = 1,772.80 : x
  2. Step 2: Convert to fraction form
    3,333.16/4,998.28 = 1,772.80/x
  3. Step 3: Cross multiply
    3,333.16x = 4,998.28 × 1,772.80
  4. Step 4: Simplify right side
    3,333.16x = 8,860,950.78
  5. Step 5: Solve for x
    x = 8,860,950.78/3,333.16
  6. Step 6: Final answer
    x = 2,658.42

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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.