Home / 3,835.94-5,293.76-2,419.11

Finding the Fourth Proportional to 3,835.94, 5,293.76 and 2,419.11

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Solution

The fourth proportional to 3,835.94, 5,293.76 and 2,419.11 is: 3,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.94 : 5,293.76 = 2,419.11 : x
  2. Step 2: Convert to fraction form
    3,835.94/5,293.76 = 2,419.11/x
  3. Step 3: Cross multiply
    3,835.94x = 5,293.76 × 2,419.11
  4. Step 4: Simplify right side
    3,835.94x = 12,806,175.66
  5. Step 5: Solve for x
    x = 12,806,175.66/3,835.94
  6. Step 6: Final answer
    x = 3,338.48

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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.