Home / 2,942.66-4,414-1,210.08

Finding the Fourth Proportional to 2,942.66, 4,414 and 1,210.08

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Solution

The fourth proportional to 2,942.66, 4,414 and 1,210.08 is: 1,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.66 : 4,414 = 1,210.08 : x
  2. Step 2: Convert to fraction form
    2,942.66/4,414 = 1,210.08/x
  3. Step 3: Cross multiply
    2,942.66x = 4,414 × 1,210.08
  4. Step 4: Simplify right side
    2,942.66x = 5,341,293.12
  5. Step 5: Solve for x
    x = 5,341,293.12/2,942.66
  6. Step 6: Final answer
    x = 1,815.12

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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.