Home / 2,126.27-2,933.80-1,241.67

Finding the Fourth Proportional to 2,126.27, 2,933.80 and 1,241.67

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Solution

The fourth proportional to 2,126.27, 2,933.80 and 1,241.67 is: 1,713.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.27 : 2,933.80 = 1,241.67 : x
  2. Step 2: Convert to fraction form
    2,126.27/2,933.80 = 1,241.67/x
  3. Step 3: Cross multiply
    2,126.27x = 2,933.80 × 1,241.67
  4. Step 4: Simplify right side
    2,126.27x = 3,642,811.45
  5. Step 5: Solve for x
    x = 3,642,811.45/2,126.27
  6. Step 6: Final answer
    x = 1,713.24

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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.