Home / 4,119.40-5,684.88-2,525.88

Finding the Fourth Proportional to 4,119.40, 5,684.88 and 2,525.88

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Solution

The fourth proportional to 4,119.40, 5,684.88 and 2,525.88 is: 3,485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.40 : 5,684.88 = 2,525.88 : x
  2. Step 2: Convert to fraction form
    4,119.40/5,684.88 = 2,525.88/x
  3. Step 3: Cross multiply
    4,119.40x = 5,684.88 × 2,525.88
  4. Step 4: Simplify right side
    4,119.40x = 14,359,324.69
  5. Step 5: Solve for x
    x = 14,359,324.69/4,119.40
  6. Step 6: Final answer
    x = 3,485.78

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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.