Home / 5,491.30-7,576.64-3,253.07

Finding the Fourth Proportional to 5,491.30, 7,576.64 and 3,253.07

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Solution

The fourth proportional to 5,491.30, 7,576.64 and 3,253.07 is: 4,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.30 : 7,576.64 = 3,253.07 : x
  2. Step 2: Convert to fraction form
    5,491.30/7,576.64 = 3,253.07/x
  3. Step 3: Cross multiply
    5,491.30x = 7,576.64 × 3,253.07
  4. Step 4: Simplify right side
    5,491.30x = 24,647,302.40
  5. Step 5: Solve for x
    x = 24,647,302.40/5,491.30
  6. Step 6: Final answer
    x = 4,488.43

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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.