Home / 5,876.25-8,109.30-3,223.60

Finding the Fourth Proportional to 5,876.25, 8,109.30 and 3,223.60

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Solution

The fourth proportional to 5,876.25, 8,109.30 and 3,223.60 is: 4,448.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.25 : 8,109.30 = 3,223.60 : x
  2. Step 2: Convert to fraction form
    5,876.25/8,109.30 = 3,223.60/x
  3. Step 3: Cross multiply
    5,876.25x = 8,109.30 × 3,223.60
  4. Step 4: Simplify right side
    5,876.25x = 26,141,139.48
  5. Step 5: Solve for x
    x = 26,141,139.48/5,876.25
  6. Step 6: Final answer
    x = 4,448.61

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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.