Home / 8,565.07-12,849.89-3,634.99

Finding the Fourth Proportional to 8,565.07, 12,849.89 and 3,634.99

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Solution

The fourth proportional to 8,565.07, 12,849.89 and 3,634.99 is: 5,453.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.07 : 12,849.89 = 3,634.99 : x
  2. Step 2: Convert to fraction form
    8,565.07/12,849.89 = 3,634.99/x
  3. Step 3: Cross multiply
    8,565.07x = 12,849.89 × 3,634.99
  4. Step 4: Simplify right side
    8,565.07x = 46,709,221.65
  5. Step 5: Solve for x
    x = 46,709,221.65/8,565.07
  6. Step 6: Final answer
    x = 5,453.45

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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.