Home / 3,321.39-4,985.61-2,444.90

Finding the Fourth Proportional to 3,321.39, 4,985.61 and 2,444.90

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Solution

The fourth proportional to 3,321.39, 4,985.61 and 2,444.90 is: 3,669.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.39 : 4,985.61 = 2,444.90 : x
  2. Step 2: Convert to fraction form
    3,321.39/4,985.61 = 2,444.90/x
  3. Step 3: Cross multiply
    3,321.39x = 4,985.61 × 2,444.90
  4. Step 4: Simplify right side
    3,321.39x = 12,189,305.66
  5. Step 5: Solve for x
    x = 12,189,305.66/3,321.39
  6. Step 6: Final answer
    x = 3,669.94

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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.