Home / 11,611.88-16,024.46-6,306.70

Finding the Fourth Proportional to 11,611.88, 16,024.46 and 6,306.70

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Solution

The fourth proportional to 11,611.88, 16,024.46 and 6,306.70 is: 8,703.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.88 : 16,024.46 = 6,306.70 : x
  2. Step 2: Convert to fraction form
    11,611.88/16,024.46 = 6,306.70/x
  3. Step 3: Cross multiply
    11,611.88x = 16,024.46 × 6,306.70
  4. Step 4: Simplify right side
    11,611.88x = 101,061,461.88
  5. Step 5: Solve for x
    x = 101,061,461.88/11,611.88
  6. Step 6: Final answer
    x = 8,703.28

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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.