Home / 11,708.45-16,157.67-6,604.03

Finding the Fourth Proportional to 11,708.45, 16,157.67 and 6,604.03

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Solution

The fourth proportional to 11,708.45, 16,157.67 and 6,604.03 is: 9,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.45 : 16,157.67 = 6,604.03 : x
  2. Step 2: Convert to fraction form
    11,708.45/16,157.67 = 6,604.03/x
  3. Step 3: Cross multiply
    11,708.45x = 16,157.67 × 6,604.03
  4. Step 4: Simplify right side
    11,708.45x = 106,705,737.41
  5. Step 5: Solve for x
    x = 106,705,737.41/11,708.45
  6. Step 6: Final answer
    x = 9,113.57

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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.