Home / 2,996.05-4,491.95-1,145.61

Finding the Fourth Proportional to 2,996.05, 4,491.95 and 1,145.61

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Solution

The fourth proportional to 2,996.05, 4,491.95 and 1,145.61 is: 1,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.05 : 4,491.95 = 1,145.61 : x
  2. Step 2: Convert to fraction form
    2,996.05/4,491.95 = 1,145.61/x
  3. Step 3: Cross multiply
    2,996.05x = 4,491.95 × 1,145.61
  4. Step 4: Simplify right side
    2,996.05x = 5,146,022.84
  5. Step 5: Solve for x
    x = 5,146,022.84/2,996.05
  6. Step 6: Final answer
    x = 1,717.60

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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.