Home / 6,212.43-9,313.40-2,699.79

Finding the Fourth Proportional to 6,212.43, 9,313.40 and 2,699.79

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Solution

The fourth proportional to 6,212.43, 9,313.40 and 2,699.79 is: 4,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.43 : 9,313.40 = 2,699.79 : x
  2. Step 2: Convert to fraction form
    6,212.43/9,313.40 = 2,699.79/x
  3. Step 3: Cross multiply
    6,212.43x = 9,313.40 × 2,699.79
  4. Step 4: Simplify right side
    6,212.43x = 25,144,210.69
  5. Step 5: Solve for x
    x = 25,144,210.69/6,212.43
  6. Step 6: Final answer
    x = 4,047.40

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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.