Home / 5,378.04-8,063.94-2,454.78

Finding the Fourth Proportional to 5,378.04, 8,063.94 and 2,454.78

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Solution

The fourth proportional to 5,378.04, 8,063.94 and 2,454.78 is: 3,680.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.04 : 8,063.94 = 2,454.78 : x
  2. Step 2: Convert to fraction form
    5,378.04/8,063.94 = 2,454.78/x
  3. Step 3: Cross multiply
    5,378.04x = 8,063.94 × 2,454.78
  4. Step 4: Simplify right side
    5,378.04x = 19,795,198.63
  5. Step 5: Solve for x
    x = 19,795,198.63/5,378.04
  6. Step 6: Final answer
    x = 3,680.75

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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.