Home / 3,952.80-5,929.50-1,179.26

Finding the Fourth Proportional to 3,952.80, 5,929.50 and 1,179.26

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Solution

The fourth proportional to 3,952.80, 5,929.50 and 1,179.26 is: 1,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.80 : 5,929.50 = 1,179.26 : x
  2. Step 2: Convert to fraction form
    3,952.80/5,929.50 = 1,179.26/x
  3. Step 3: Cross multiply
    3,952.80x = 5,929.50 × 1,179.26
  4. Step 4: Simplify right side
    3,952.80x = 6,992,419.18
  5. Step 5: Solve for x
    x = 6,992,419.18/3,952.80
  6. Step 6: Final answer
    x = 1,768.98

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1.5x scale

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.