Home / 5,875.12-8,107.36-3,222.44

Finding the Fourth Proportional to 5,875.12, 8,107.36 and 3,222.44

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Solution

The fourth proportional to 5,875.12, 8,107.36 and 3,222.44 is: 4,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.12 : 8,107.36 = 3,222.44 : x
  2. Step 2: Convert to fraction form
    5,875.12/8,107.36 = 3,222.44/x
  3. Step 3: Cross multiply
    5,875.12x = 8,107.36 × 3,222.44
  4. Step 4: Simplify right side
    5,875.12x = 26,125,481.16
  5. Step 5: Solve for x
    x = 26,125,481.16/5,875.12
  6. Step 6: Final answer
    x = 4,446.80

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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.