Home / 6,910.96-10,360.76-2,749.18

Finding the Fourth Proportional to 6,910.96, 10,360.76 and 2,749.18

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Solution

The fourth proportional to 6,910.96, 10,360.76 and 2,749.18 is: 4,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.96 : 10,360.76 = 2,749.18 : x
  2. Step 2: Convert to fraction form
    6,910.96/10,360.76 = 2,749.18/x
  3. Step 3: Cross multiply
    6,910.96x = 10,360.76 × 2,749.18
  4. Step 4: Simplify right side
    6,910.96x = 28,483,594.18
  5. Step 5: Solve for x
    x = 28,483,594.18/6,910.96
  6. Step 6: Final answer
    x = 4,121.51

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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.