Home / 2,010.91-3,019.68-1,356.99

Finding the Fourth Proportional to 2,010.91, 3,019.68 and 1,356.99

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Solution

The fourth proportional to 2,010.91, 3,019.68 and 1,356.99 is: 2,037.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.91 : 3,019.68 = 1,356.99 : x
  2. Step 2: Convert to fraction form
    2,010.91/3,019.68 = 1,356.99/x
  3. Step 3: Cross multiply
    2,010.91x = 3,019.68 × 1,356.99
  4. Step 4: Simplify right side
    2,010.91x = 4,097,664.24
  5. Step 5: Solve for x
    x = 4,097,664.24/2,010.91
  6. Step 6: Final answer
    x = 2,037.72

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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.