Home / 3,292.80-4,544.07-1,800.72

Finding the Fourth Proportional to 3,292.80, 4,544.07 and 1,800.72

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Solution

The fourth proportional to 3,292.80, 4,544.07 and 1,800.72 is: 2,485.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.80 : 4,544.07 = 1,800.72 : x
  2. Step 2: Convert to fraction form
    3,292.80/4,544.07 = 1,800.72/x
  3. Step 3: Cross multiply
    3,292.80x = 4,544.07 × 1,800.72
  4. Step 4: Simplify right side
    3,292.80x = 8,182,590.98
  5. Step 5: Solve for x
    x = 8,182,590.98/3,292.80
  6. Step 6: Final answer
    x = 2,485.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.