Home / 2,976.69-4,464.85-1,332.79

Finding the Fourth Proportional to 2,976.69, 4,464.85 and 1,332.79

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Solution

The fourth proportional to 2,976.69, 4,464.85 and 1,332.79 is: 1,999.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.69 : 4,464.85 = 1,332.79 : x
  2. Step 2: Convert to fraction form
    2,976.69/4,464.85 = 1,332.79/x
  3. Step 3: Cross multiply
    2,976.69x = 4,464.85 × 1,332.79
  4. Step 4: Simplify right side
    2,976.69x = 5,950,714.68
  5. Step 5: Solve for x
    x = 5,950,714.68/2,976.69
  6. Step 6: Final answer
    x = 1,999.11

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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.