Home / 4,214.58-5,818.86-3,771.72

Finding the Fourth Proportional to 4,214.58, 5,818.86 and 3,771.72

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Solution

The fourth proportional to 4,214.58, 5,818.86 and 3,771.72 is: 5,207.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.58 : 5,818.86 = 3,771.72 : x
  2. Step 2: Convert to fraction form
    4,214.58/5,818.86 = 3,771.72/x
  3. Step 3: Cross multiply
    4,214.58x = 5,818.86 × 3,771.72
  4. Step 4: Simplify right side
    4,214.58x = 21,947,110.64
  5. Step 5: Solve for x
    x = 21,947,110.64/4,214.58
  6. Step 6: Final answer
    x = 5,207.43

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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.