Home / 6,749.28-10,119.06-4,146.84

Finding the Fourth Proportional to 6,749.28, 10,119.06 and 4,146.84

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Solution

The fourth proportional to 6,749.28, 10,119.06 and 4,146.84 is: 6,217.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.28 : 10,119.06 = 4,146.84 : x
  2. Step 2: Convert to fraction form
    6,749.28/10,119.06 = 4,146.84/x
  3. Step 3: Cross multiply
    6,749.28x = 10,119.06 × 4,146.84
  4. Step 4: Simplify right side
    6,749.28x = 41,962,122.77
  5. Step 5: Solve for x
    x = 41,962,122.77/6,749.28
  6. Step 6: Final answer
    x = 6,217.27

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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.