Home / 4,488.87-6,733.32-2,178.75

Finding the Fourth Proportional to 4,488.87, 6,733.32 and 2,178.75

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Solution

The fourth proportional to 4,488.87, 6,733.32 and 2,178.75 is: 3,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.87 : 6,733.32 = 2,178.75 : x
  2. Step 2: Convert to fraction form
    4,488.87/6,733.32 = 2,178.75/x
  3. Step 3: Cross multiply
    4,488.87x = 6,733.32 × 2,178.75
  4. Step 4: Simplify right side
    4,488.87x = 14,670,220.95
  5. Step 5: Solve for x
    x = 14,670,220.95/4,488.87
  6. Step 6: Final answer
    x = 3,268.13

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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.