Home / 3,609.08-5,414.03-1,417.52

Finding the Fourth Proportional to 3,609.08, 5,414.03 and 1,417.52

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Solution

The fourth proportional to 3,609.08, 5,414.03 and 1,417.52 is: 2,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.08 : 5,414.03 = 1,417.52 : x
  2. Step 2: Convert to fraction form
    3,609.08/5,414.03 = 1,417.52/x
  3. Step 3: Cross multiply
    3,609.08x = 5,414.03 × 1,417.52
  4. Step 4: Simplify right side
    3,609.08x = 7,674,461.65
  5. Step 5: Solve for x
    x = 7,674,461.65/3,609.08
  6. Step 6: Final answer
    x = 2,126.43

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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.