Home / 5,327.94-7,987.04-1,863.30

Finding the Fourth Proportional to 5,327.94, 7,987.04 and 1,863.30

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Solution

The fourth proportional to 5,327.94, 7,987.04 and 1,863.30 is: 2,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.94 : 7,987.04 = 1,863.30 : x
  2. Step 2: Convert to fraction form
    5,327.94/7,987.04 = 1,863.30/x
  3. Step 3: Cross multiply
    5,327.94x = 7,987.04 × 1,863.30
  4. Step 4: Simplify right side
    5,327.94x = 14,882,251.63
  5. Step 5: Solve for x
    x = 14,882,251.63/5,327.94
  6. Step 6: Final answer
    x = 2,793.25

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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.