Home / 6,904.70-10,351.38-2,742.92

Finding the Fourth Proportional to 6,904.70, 10,351.38 and 2,742.92

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Solution

The fourth proportional to 6,904.70, 10,351.38 and 2,742.92 is: 4,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.70 : 10,351.38 = 2,742.92 : x
  2. Step 2: Convert to fraction form
    6,904.70/10,351.38 = 2,742.92/x
  3. Step 3: Cross multiply
    6,904.70x = 10,351.38 × 2,742.92
  4. Step 4: Simplify right side
    6,904.70x = 28,393,007.23
  5. Step 5: Solve for x
    x = 28,393,007.23/6,904.70
  6. Step 6: Final answer
    x = 4,112.13

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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.