Home / 4,272.12-5,893.94-2,875.80

Finding the Fourth Proportional to 4,272.12, 5,893.94 and 2,875.80

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Solution

The fourth proportional to 4,272.12, 5,893.94 and 2,875.80 is: 3,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.12 : 5,893.94 = 2,875.80 : x
  2. Step 2: Convert to fraction form
    4,272.12/5,893.94 = 2,875.80/x
  3. Step 3: Cross multiply
    4,272.12x = 5,893.94 × 2,875.80
  4. Step 4: Simplify right side
    4,272.12x = 16,949,792.65
  5. Step 5: Solve for x
    x = 16,949,792.65/4,272.12
  6. Step 6: Final answer
    x = 3,967.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.