Home / 3,321.42-4,985.59-1,473.83

Finding the Fourth Proportional to 3,321.42, 4,985.59 and 1,473.83

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Solution

The fourth proportional to 3,321.42, 4,985.59 and 1,473.83 is: 2,212.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.42 : 4,985.59 = 1,473.83 : x
  2. Step 2: Convert to fraction form
    3,321.42/4,985.59 = 1,473.83/x
  3. Step 3: Cross multiply
    3,321.42x = 4,985.59 × 1,473.83
  4. Step 4: Simplify right side
    3,321.42x = 7,347,912.11
  5. Step 5: Solve for x
    x = 7,347,912.11/3,321.42
  6. Step 6: Final answer
    x = 2,212.28

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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.