Home / 3,485.36-5,230.58-2,666

Finding the Fourth Proportional to 3,485.36, 5,230.58 and 2,666

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Solution

The fourth proportional to 3,485.36, 5,230.58 and 2,666 is: 4,000.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.36 : 5,230.58 = 2,666 : x
  2. Step 2: Convert to fraction form
    3,485.36/5,230.58 = 2,666/x
  3. Step 3: Cross multiply
    3,485.36x = 5,230.58 × 2,666
  4. Step 4: Simplify right side
    3,485.36x = 13,944,726.28
  5. Step 5: Solve for x
    x = 13,944,726.28/3,485.36
  6. Step 6: Final answer
    x = 4,000.94

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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.