Home / 3,292.80-4,932-2,800.32

Finding the Fourth Proportional to 3,292.80, 4,932 and 2,800.32

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Solution

The fourth proportional to 3,292.80, 4,932 and 2,800.32 is: 4,194.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.80 : 4,932 = 2,800.32 : x
  2. Step 2: Convert to fraction form
    3,292.80/4,932 = 2,800.32/x
  3. Step 3: Cross multiply
    3,292.80x = 4,932 × 2,800.32
  4. Step 4: Simplify right side
    3,292.80x = 13,811,178.24
  5. Step 5: Solve for x
    x = 13,811,178.24/3,292.80
  6. Step 6: Final answer
    x = 4,194.36

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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.