Home / 5,511.72-7,604.16-3,624.36

Finding the Fourth Proportional to 5,511.72, 7,604.16 and 3,624.36

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Solution

The fourth proportional to 5,511.72, 7,604.16 and 3,624.36 is: 5,000.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.72 : 7,604.16 = 3,624.36 : x
  2. Step 2: Convert to fraction form
    5,511.72/7,604.16 = 3,624.36/x
  3. Step 3: Cross multiply
    5,511.72x = 7,604.16 × 3,624.36
  4. Step 4: Simplify right side
    5,511.72x = 27,560,213.34
  5. Step 5: Solve for x
    x = 27,560,213.34/5,511.72
  6. Step 6: Final answer
    x = 5,000.29

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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.