Home / 11,411.37-17,108.84-7,704.41

Finding the Fourth Proportional to 11,411.37, 17,108.84 and 7,704.41

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Solution

The fourth proportional to 11,411.37, 17,108.84 and 7,704.41 is: 11,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,411.37 : 17,108.84 = 7,704.41 : x
  2. Step 2: Convert to fraction form
    11,411.37/17,108.84 = 7,704.41/x
  3. Step 3: Cross multiply
    11,411.37x = 17,108.84 × 7,704.41
  4. Step 4: Simplify right side
    11,411.37x = 131,813,393.92
  5. Step 5: Solve for x
    x = 131,813,393.92/11,411.37
  6. Step 6: Final answer
    x = 11,551.06

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1.5x scale

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.