Home / 3,378.96-4,661.68-2,496.88

Finding the Fourth Proportional to 3,378.96, 4,661.68 and 2,496.88

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Solution

The fourth proportional to 3,378.96, 4,661.68 and 2,496.88 is: 3,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.96 : 4,661.68 = 2,496.88 : x
  2. Step 2: Convert to fraction form
    3,378.96/4,661.68 = 2,496.88/x
  3. Step 3: Cross multiply
    3,378.96x = 4,661.68 × 2,496.88
  4. Step 4: Simplify right side
    3,378.96x = 11,639,655.56
  5. Step 5: Solve for x
    x = 11,639,655.56/3,378.96
  6. Step 6: Final answer
    x = 3,444.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.