Home / 2,609.80-3,913.26-2,302.36

Finding the Fourth Proportional to 2,609.80, 3,913.26 and 2,302.36

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Solution

The fourth proportional to 2,609.80, 3,913.26 and 2,302.36 is: 3,452.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609.80 : 3,913.26 = 2,302.36 : x
  2. Step 2: Convert to fraction form
    2,609.80/3,913.26 = 2,302.36/x
  3. Step 3: Cross multiply
    2,609.80x = 3,913.26 × 2,302.36
  4. Step 4: Simplify right side
    2,609.80x = 9,009,733.29
  5. Step 5: Solve for x
    x = 9,009,733.29/2,609.80
  6. Step 6: Final answer
    x = 3,452.27

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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.