Home / 5,378.30-8,067.24-1,482.60

Finding the Fourth Proportional to 5,378.30, 8,067.24 and 1,482.60

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Solution

The fourth proportional to 5,378.30, 8,067.24 and 1,482.60 is: 2,223.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.30 : 8,067.24 = 1,482.60 : x
  2. Step 2: Convert to fraction form
    5,378.30/8,067.24 = 1,482.60/x
  3. Step 3: Cross multiply
    5,378.30x = 8,067.24 × 1,482.60
  4. Step 4: Simplify right side
    5,378.30x = 11,960,490.02
  5. Step 5: Solve for x
    x = 11,960,490.02/5,378.30
  6. Step 6: Final answer
    x = 2,223.84

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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.