Home / 6,731.45-9,293.97-4,214.58

Finding the Fourth Proportional to 6,731.45, 9,293.97 and 4,214.58

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Solution

The fourth proportional to 6,731.45, 9,293.97 and 4,214.58 is: 5,818.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.45 : 9,293.97 = 4,214.58 : x
  2. Step 2: Convert to fraction form
    6,731.45/9,293.97 = 4,214.58/x
  3. Step 3: Cross multiply
    6,731.45x = 9,293.97 × 4,214.58
  4. Step 4: Simplify right side
    6,731.45x = 39,170,180.08
  5. Step 5: Solve for x
    x = 39,170,180.08/6,731.45
  6. Step 6: Final answer
    x = 5,818.98

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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.