Home / 6,943.82-10,415.79-1,749.69

Finding the Fourth Proportional to 6,943.82, 10,415.79 and 1,749.69

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Solution

The fourth proportional to 6,943.82, 10,415.79 and 1,749.69 is: 2,624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.82 : 10,415.79 = 1,749.69 : x
  2. Step 2: Convert to fraction form
    6,943.82/10,415.79 = 1,749.69/x
  3. Step 3: Cross multiply
    6,943.82x = 10,415.79 × 1,749.69
  4. Step 4: Simplify right side
    6,943.82x = 18,224,436.21
  5. Step 5: Solve for x
    x = 18,224,436.21/6,943.82
  6. Step 6: Final answer
    x = 2,624.56

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1.5x scale

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.