Home / 4,323.70-6,486.91-3,288.65

Finding the Fourth Proportional to 4,323.70, 6,486.91 and 3,288.65

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Solution

The fourth proportional to 4,323.70, 6,486.91 and 3,288.65 is: 4,934.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.70 : 6,486.91 = 3,288.65 : x
  2. Step 2: Convert to fraction form
    4,323.70/6,486.91 = 3,288.65/x
  3. Step 3: Cross multiply
    4,323.70x = 6,486.91 × 3,288.65
  4. Step 4: Simplify right side
    4,323.70x = 21,333,176.57
  5. Step 5: Solve for x
    x = 21,333,176.57/4,323.70
  6. Step 6: Final answer
    x = 4,934.01

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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.