Home / 2,699.06-4,048.29-850.11

Finding the Fourth Proportional to 2,699.06, 4,048.29 and 850.11

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Solution

The fourth proportional to 2,699.06, 4,048.29 and 850.11 is: 1,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.06 : 4,048.29 = 850.11 : x
  2. Step 2: Convert to fraction form
    2,699.06/4,048.29 = 850.11/x
  3. Step 3: Cross multiply
    2,699.06x = 4,048.29 × 850.11
  4. Step 4: Simplify right side
    2,699.06x = 3,441,491.81
  5. Step 5: Solve for x
    x = 3,441,491.81/2,699.06
  6. Step 6: Final answer
    x = 1,275.07

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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.