Home / 5,875.39-8,107.59-3,222.80

Finding the Fourth Proportional to 5,875.39, 8,107.59 and 3,222.80

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Solution

The fourth proportional to 5,875.39, 8,107.59 and 3,222.80 is: 4,447.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.39 : 8,107.59 = 3,222.80 : x
  2. Step 2: Convert to fraction form
    5,875.39/8,107.59 = 3,222.80/x
  3. Step 3: Cross multiply
    5,875.39x = 8,107.59 × 3,222.80
  4. Step 4: Simplify right side
    5,875.39x = 26,129,120.20
  5. Step 5: Solve for x
    x = 26,129,120.20/5,875.39
  6. Step 6: Final answer
    x = 4,447.21

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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.