Home / 4,150.20-5,729.22-2,971.92

Finding the Fourth Proportional to 4,150.20, 5,729.22 and 2,971.92

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Solution

The fourth proportional to 4,150.20, 5,729.22 and 2,971.92 is: 4,102.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.20 : 5,729.22 = 2,971.92 : x
  2. Step 2: Convert to fraction form
    4,150.20/5,729.22 = 2,971.92/x
  3. Step 3: Cross multiply
    4,150.20x = 5,729.22 × 2,971.92
  4. Step 4: Simplify right side
    4,150.20x = 17,026,783.50
  5. Step 5: Solve for x
    x = 17,026,783.50/4,150.20
  6. Step 6: Final answer
    x = 4,102.64

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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.