Home / 2,976.80-4,466.07-1,332.98

Finding the Fourth Proportional to 2,976.80, 4,466.07 and 1,332.98

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Solution

The fourth proportional to 2,976.80, 4,466.07 and 1,332.98 is: 1,999.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.80 : 4,466.07 = 1,332.98 : x
  2. Step 2: Convert to fraction form
    2,976.80/4,466.07 = 1,332.98/x
  3. Step 3: Cross multiply
    2,976.80x = 4,466.07 × 1,332.98
  4. Step 4: Simplify right side
    2,976.80x = 5,953,181.99
  5. Step 5: Solve for x
    x = 5,953,181.99/2,976.80
  6. Step 6: Final answer
    x = 1,999.86

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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.