Home / 11,134.08-15,361.92-6,946.56

Finding the Fourth Proportional to 11,134.08, 15,361.92 and 6,946.56

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Solution

The fourth proportional to 11,134.08, 15,361.92 and 6,946.56 is: 9,584.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.08 : 15,361.92 = 6,946.56 : x
  2. Step 2: Convert to fraction form
    11,134.08/15,361.92 = 6,946.56/x
  3. Step 3: Cross multiply
    11,134.08x = 15,361.92 × 6,946.56
  4. Step 4: Simplify right side
    11,134.08x = 106,712,499.00
  5. Step 5: Solve for x
    x = 106,712,499.00/11,134.08
  6. Step 6: Final answer
    x = 9,584.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.