Home / 3,327.13-4,987.18-1,245.77

Finding the Fourth Proportional to 3,327.13, 4,987.18 and 1,245.77

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Solution

The fourth proportional to 3,327.13, 4,987.18 and 1,245.77 is: 1,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.13 : 4,987.18 = 1,245.77 : x
  2. Step 2: Convert to fraction form
    3,327.13/4,987.18 = 1,245.77/x
  3. Step 3: Cross multiply
    3,327.13x = 4,987.18 × 1,245.77
  4. Step 4: Simplify right side
    3,327.13x = 6,212,879.23
  5. Step 5: Solve for x
    x = 6,212,879.23/3,327.13
  6. Step 6: Final answer
    x = 1,867.34

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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.