Home / 6,838.68-10,248.28-3,378.36

Finding the Fourth Proportional to 6,838.68, 10,248.28 and 3,378.36

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Solution

The fourth proportional to 6,838.68, 10,248.28 and 3,378.36 is: 5,062.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.68 : 10,248.28 = 3,378.36 : x
  2. Step 2: Convert to fraction form
    6,838.68/10,248.28 = 3,378.36/x
  3. Step 3: Cross multiply
    6,838.68x = 10,248.28 × 3,378.36
  4. Step 4: Simplify right side
    6,838.68x = 34,622,379.22
  5. Step 5: Solve for x
    x = 34,622,379.22/6,838.68
  6. Step 6: Final answer
    x = 5,062.73

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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.