Home / 4,119.09-5,682.90-2,349.45

Finding the Fourth Proportional to 4,119.09, 5,682.90 and 2,349.45

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Solution

The fourth proportional to 4,119.09, 5,682.90 and 2,349.45 is: 3,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.09 : 5,682.90 = 2,349.45 : x
  2. Step 2: Convert to fraction form
    4,119.09/5,682.90 = 2,349.45/x
  3. Step 3: Cross multiply
    4,119.09x = 5,682.90 × 2,349.45
  4. Step 4: Simplify right side
    4,119.09x = 13,351,689.41
  5. Step 5: Solve for x
    x = 13,351,689.41/4,119.09
  6. Step 6: Final answer
    x = 3,241.42

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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.