Home / 4,500.62-6,750.91-1,214.05

Finding the Fourth Proportional to 4,500.62, 6,750.91 and 1,214.05

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Solution

The fourth proportional to 4,500.62, 6,750.91 and 1,214.05 is: 1,821.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.62 : 6,750.91 = 1,214.05 : x
  2. Step 2: Convert to fraction form
    4,500.62/6,750.91 = 1,214.05/x
  3. Step 3: Cross multiply
    4,500.62x = 6,750.91 × 1,214.05
  4. Step 4: Simplify right side
    4,500.62x = 8,195,942.29
  5. Step 5: Solve for x
    x = 8,195,942.29/4,500.62
  6. Step 6: Final answer
    x = 1,821.07

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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.