Home / 3,911.40-5,859.54-2,610

Finding the Fourth Proportional to 3,911.40, 5,859.54 and 2,610

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Solution

The fourth proportional to 3,911.40, 5,859.54 and 2,610 is: 3,909.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911.40 : 5,859.54 = 2,610 : x
  2. Step 2: Convert to fraction form
    3,911.40/5,859.54 = 2,610/x
  3. Step 3: Cross multiply
    3,911.40x = 5,859.54 × 2,610
  4. Step 4: Simplify right side
    3,911.40x = 15,293,399.40
  5. Step 5: Solve for x
    x = 15,293,399.40/3,911.40
  6. Step 6: Final answer
    x = 3,909.96

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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.