Home / 5,346.35-7,377.86-2,956.41

Finding the Fourth Proportional to 5,346.35, 7,377.86 and 2,956.41

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Solution

The fourth proportional to 5,346.35, 7,377.86 and 2,956.41 is: 4,079.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.35 : 7,377.86 = 2,956.41 : x
  2. Step 2: Convert to fraction form
    5,346.35/7,377.86 = 2,956.41/x
  3. Step 3: Cross multiply
    5,346.35x = 7,377.86 × 2,956.41
  4. Step 4: Simplify right side
    5,346.35x = 21,811,947.72
  5. Step 5: Solve for x
    x = 21,811,947.72/5,346.35
  6. Step 6: Final answer
    x = 4,079.78

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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.