Home / 5,491.36-7,576.88-3,253.94

Finding the Fourth Proportional to 5,491.36, 7,576.88 and 3,253.94

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Solution

The fourth proportional to 5,491.36, 7,576.88 and 3,253.94 is: 4,489.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.36 : 7,576.88 = 3,253.94 : x
  2. Step 2: Convert to fraction form
    5,491.36/7,576.88 = 3,253.94/x
  3. Step 3: Cross multiply
    5,491.36x = 7,576.88 × 3,253.94
  4. Step 4: Simplify right side
    5,491.36x = 24,654,712.91
  5. Step 5: Solve for x
    x = 24,654,712.91/5,491.36
  6. Step 6: Final answer
    x = 4,489.73

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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.