Home / 3,272.90-4,907.51-2,883.78

Finding the Fourth Proportional to 3,272.90, 4,907.51 and 2,883.78

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Solution

The fourth proportional to 3,272.90, 4,907.51 and 2,883.78 is: 4,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.90 : 4,907.51 = 2,883.78 : x
  2. Step 2: Convert to fraction form
    3,272.90/4,907.51 = 2,883.78/x
  3. Step 3: Cross multiply
    3,272.90x = 4,907.51 × 2,883.78
  4. Step 4: Simplify right side
    3,272.90x = 14,152,164.77
  5. Step 5: Solve for x
    x = 14,152,164.77/3,272.90
  6. Step 6: Final answer
    x = 4,324.05

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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.