Home / 3,609.75-4,980.96-2,193.74

Finding the Fourth Proportional to 3,609.75, 4,980.96 and 2,193.74

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Solution

The fourth proportional to 3,609.75, 4,980.96 and 2,193.74 is: 3,027.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.75 : 4,980.96 = 2,193.74 : x
  2. Step 2: Convert to fraction form
    3,609.75/4,980.96 = 2,193.74/x
  3. Step 3: Cross multiply
    3,609.75x = 4,980.96 × 2,193.74
  4. Step 4: Simplify right side
    3,609.75x = 10,926,924.96
  5. Step 5: Solve for x
    x = 10,926,924.96/3,609.75
  6. Step 6: Final answer
    x = 3,027.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.