Home / 8,952.95-13,429.41-3,109.61

Finding the Fourth Proportional to 8,952.95, 13,429.41 and 3,109.61

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Solution

The fourth proportional to 8,952.95, 13,429.41 and 3,109.61 is: 4,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.95 : 13,429.41 = 3,109.61 : x
  2. Step 2: Convert to fraction form
    8,952.95/13,429.41 = 3,109.61/x
  3. Step 3: Cross multiply
    8,952.95x = 13,429.41 × 3,109.61
  4. Step 4: Simplify right side
    8,952.95x = 41,760,160.48
  5. Step 5: Solve for x
    x = 41,760,160.48/8,952.95
  6. Step 6: Final answer
    x = 4,664.40

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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.