Home / 3,609.48-4,980.66-2,037.42

Finding the Fourth Proportional to 3,609.48, 4,980.66 and 2,037.42

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Solution

The fourth proportional to 3,609.48, 4,980.66 and 2,037.42 is: 2,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.48 : 4,980.66 = 2,037.42 : x
  2. Step 2: Convert to fraction form
    3,609.48/4,980.66 = 2,037.42/x
  3. Step 3: Cross multiply
    3,609.48x = 4,980.66 × 2,037.42
  4. Step 4: Simplify right side
    3,609.48x = 10,147,696.30
  5. Step 5: Solve for x
    x = 10,147,696.30/3,609.48
  6. Step 6: Final answer
    x = 2,811.40

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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.