Home / 5,378.25-8,067.79-1,482.63

Finding the Fourth Proportional to 5,378.25, 8,067.79 and 1,482.63

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Solution

The fourth proportional to 5,378.25, 8,067.79 and 1,482.63 is: 2,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.25 : 8,067.79 = 1,482.63 : x
  2. Step 2: Convert to fraction form
    5,378.25/8,067.79 = 1,482.63/x
  3. Step 3: Cross multiply
    5,378.25x = 8,067.79 × 1,482.63
  4. Step 4: Simplify right side
    5,378.25x = 11,961,499.74
  5. Step 5: Solve for x
    x = 11,961,499.74/5,378.25
  6. Step 6: Final answer
    x = 2,224.05

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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.