Home / 11,615.34-16,029.57-6,579.70

Finding the Fourth Proportional to 11,615.34, 16,029.57 and 6,579.70

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Solution

The fourth proportional to 11,615.34, 16,029.57 and 6,579.70 is: 9,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615.34 : 16,029.57 = 6,579.70 : x
  2. Step 2: Convert to fraction form
    11,615.34/16,029.57 = 6,579.70/x
  3. Step 3: Cross multiply
    11,615.34x = 16,029.57 × 6,579.70
  4. Step 4: Simplify right side
    11,615.34x = 105,469,761.73
  5. Step 5: Solve for x
    x = 105,469,761.73/11,615.34
  6. Step 6: Final answer
    x = 9,080.21

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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.