Home / 3,316.05-4,970.91-1,234.62

Finding the Fourth Proportional to 3,316.05, 4,970.91 and 1,234.62

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Solution

The fourth proportional to 3,316.05, 4,970.91 and 1,234.62 is: 1,850.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.05 : 4,970.91 = 1,234.62 : x
  2. Step 2: Convert to fraction form
    3,316.05/4,970.91 = 1,234.62/x
  3. Step 3: Cross multiply
    3,316.05x = 4,970.91 × 1,234.62
  4. Step 4: Simplify right side
    3,316.05x = 6,137,184.90
  5. Step 5: Solve for x
    x = 6,137,184.90/3,316.05
  6. Step 6: Final answer
    x = 1,850.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.