Home / 4,135.92-5,708.44-2,622.50

Finding the Fourth Proportional to 4,135.92, 5,708.44 and 2,622.50

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Solution

The fourth proportional to 4,135.92, 5,708.44 and 2,622.50 is: 3,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.92 : 5,708.44 = 2,622.50 : x
  2. Step 2: Convert to fraction form
    4,135.92/5,708.44 = 2,622.50/x
  3. Step 3: Cross multiply
    4,135.92x = 5,708.44 × 2,622.50
  4. Step 4: Simplify right side
    4,135.92x = 14,970,383.90
  5. Step 5: Solve for x
    x = 14,970,383.90/4,135.92
  6. Step 6: Final answer
    x = 3,619.60

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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.