Home / 3,445.21-5,167.77-848.17

Finding the Fourth Proportional to 3,445.21, 5,167.77 and 848.17

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Solution

The fourth proportional to 3,445.21, 5,167.77 and 848.17 is: 1,272.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.21 : 5,167.77 = 848.17 : x
  2. Step 2: Convert to fraction form
    3,445.21/5,167.77 = 848.17/x
  3. Step 3: Cross multiply
    3,445.21x = 5,167.77 × 848.17
  4. Step 4: Simplify right side
    3,445.21x = 4,383,147.48
  5. Step 5: Solve for x
    x = 4,383,147.48/3,445.21
  6. Step 6: Final answer
    x = 1,272.24

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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.