Home / 8,708.91-13,054.43-3,441.79

Finding the Fourth Proportional to 8,708.91, 13,054.43 and 3,441.79

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Solution

The fourth proportional to 8,708.91, 13,054.43 and 3,441.79 is: 5,159.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.91 : 13,054.43 = 3,441.79 : x
  2. Step 2: Convert to fraction form
    8,708.91/13,054.43 = 3,441.79/x
  3. Step 3: Cross multiply
    8,708.91x = 13,054.43 × 3,441.79
  4. Step 4: Simplify right side
    8,708.91x = 44,930,606.63
  5. Step 5: Solve for x
    x = 44,930,606.63/8,708.91
  6. Step 6: Final answer
    x = 5,159.15

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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.