Home / 11,970.24-16,519.23-6,664.74

Finding the Fourth Proportional to 11,970.24, 16,519.23 and 6,664.74

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Solution

The fourth proportional to 11,970.24, 16,519.23 and 6,664.74 is: 9,197.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,970.24 : 16,519.23 = 6,664.74 : x
  2. Step 2: Convert to fraction form
    11,970.24/16,519.23 = 6,664.74/x
  3. Step 3: Cross multiply
    11,970.24x = 16,519.23 × 6,664.74
  4. Step 4: Simplify right side
    11,970.24x = 110,096,372.95
  5. Step 5: Solve for x
    x = 110,096,372.95/11,970.24
  6. Step 6: Final answer
    x = 9,197.51

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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.