Home / 5,872.83-8,104.47-3,220.25

Finding the Fourth Proportional to 5,872.83, 8,104.47 and 3,220.25

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Solution

The fourth proportional to 5,872.83, 8,104.47 and 3,220.25 is: 4,443.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.83 : 8,104.47 = 3,220.25 : x
  2. Step 2: Convert to fraction form
    5,872.83/8,104.47 = 3,220.25/x
  3. Step 3: Cross multiply
    5,872.83x = 8,104.47 × 3,220.25
  4. Step 4: Simplify right side
    5,872.83x = 26,098,419.52
  5. Step 5: Solve for x
    x = 26,098,419.52/5,872.83
  6. Step 6: Final answer
    x = 4,443.93

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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.