Home / 3,295.10-4,942.66-1,214.20

Finding the Fourth Proportional to 3,295.10, 4,942.66 and 1,214.20

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Solution

The fourth proportional to 3,295.10, 4,942.66 and 1,214.20 is: 1,821.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.10 : 4,942.66 = 1,214.20 : x
  2. Step 2: Convert to fraction form
    3,295.10/4,942.66 = 1,214.20/x
  3. Step 3: Cross multiply
    3,295.10x = 4,942.66 × 1,214.20
  4. Step 4: Simplify right side
    3,295.10x = 6,001,380.91
  5. Step 5: Solve for x
    x = 6,001,380.91/3,295.10
  6. Step 6: Final answer
    x = 1,821.31

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1.5x scale

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.