Home / 3,419.81-5,126.21-2,596.34

Finding the Fourth Proportional to 3,419.81, 5,126.21 and 2,596.34

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Solution

The fourth proportional to 3,419.81, 5,126.21 and 2,596.34 is: 3,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.81 : 5,126.21 = 2,596.34 : x
  2. Step 2: Convert to fraction form
    3,419.81/5,126.21 = 2,596.34/x
  3. Step 3: Cross multiply
    3,419.81x = 5,126.21 × 2,596.34
  4. Step 4: Simplify right side
    3,419.81x = 13,309,403.38
  5. Step 5: Solve for x
    x = 13,309,403.38/3,419.81
  6. Step 6: Final answer
    x = 3,891.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.