Home / 4,146.94-5,716.28-2,818.34

Finding the Fourth Proportional to 4,146.94, 5,716.28 and 2,818.34

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Solution

The fourth proportional to 4,146.94, 5,716.28 and 2,818.34 is: 3,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.94 : 5,716.28 = 2,818.34 : x
  2. Step 2: Convert to fraction form
    4,146.94/5,716.28 = 2,818.34/x
  3. Step 3: Cross multiply
    4,146.94x = 5,716.28 × 2,818.34
  4. Step 4: Simplify right side
    4,146.94x = 16,110,420.58
  5. Step 5: Solve for x
    x = 16,110,420.58/4,146.94
  6. Step 6: Final answer
    x = 3,884.89

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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.