Home / 3,709.26-5,559.30-2,146.14

Finding the Fourth Proportional to 3,709.26, 5,559.30 and 2,146.14

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Solution

The fourth proportional to 3,709.26, 5,559.30 and 2,146.14 is: 3,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.26 : 5,559.30 = 2,146.14 : x
  2. Step 2: Convert to fraction form
    3,709.26/5,559.30 = 2,146.14/x
  3. Step 3: Cross multiply
    3,709.26x = 5,559.30 × 2,146.14
  4. Step 4: Simplify right side
    3,709.26x = 11,931,036.10
  5. Step 5: Solve for x
    x = 11,931,036.10/3,709.26
  6. Step 6: Final answer
    x = 3,216.55

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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.