Home / 6,699.28-10,049.64-2,749.72

Finding the Fourth Proportional to 6,699.28, 10,049.64 and 2,749.72

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Solution

The fourth proportional to 6,699.28, 10,049.64 and 2,749.72 is: 4,124.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.28 : 10,049.64 = 2,749.72 : x
  2. Step 2: Convert to fraction form
    6,699.28/10,049.64 = 2,749.72/x
  3. Step 3: Cross multiply
    6,699.28x = 10,049.64 × 2,749.72
  4. Step 4: Simplify right side
    6,699.28x = 27,633,696.10
  5. Step 5: Solve for x
    x = 27,633,696.10/6,699.28
  6. Step 6: Final answer
    x = 4,124.88

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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.