Home / 9,107.94-13,629.40-6,612.02

Finding the Fourth Proportional to 9,107.94, 13,629.40 and 6,612.02

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Solution

The fourth proportional to 9,107.94, 13,629.40 and 6,612.02 is: 9,894.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.94 : 13,629.40 = 6,612.02 : x
  2. Step 2: Convert to fraction form
    9,107.94/13,629.40 = 6,612.02/x
  3. Step 3: Cross multiply
    9,107.94x = 13,629.40 × 6,612.02
  4. Step 4: Simplify right side
    9,107.94x = 90,117,865.39
  5. Step 5: Solve for x
    x = 90,117,865.39/9,107.94
  6. Step 6: Final answer
    x = 9,894.43

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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.