Home / 8,722.94-12,037.71-4,744.07

Finding the Fourth Proportional to 8,722.94, 12,037.71 and 4,744.07

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Solution

The fourth proportional to 8,722.94, 12,037.71 and 4,744.07 is: 6,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722.94 : 12,037.71 = 4,744.07 : x
  2. Step 2: Convert to fraction form
    8,722.94/12,037.71 = 4,744.07/x
  3. Step 3: Cross multiply
    8,722.94x = 12,037.71 × 4,744.07
  4. Step 4: Simplify right side
    8,722.94x = 57,107,782.65
  5. Step 5: Solve for x
    x = 57,107,782.65/8,722.94
  6. Step 6: Final answer
    x = 6,546.85

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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.