Home / 11,700.60-16,144.96-6,664.92

Finding the Fourth Proportional to 11,700.60, 16,144.96 and 6,664.92

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Solution

The fourth proportional to 11,700.60, 16,144.96 and 6,664.92 is: 9,196.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.60 : 16,144.96 = 6,664.92 : x
  2. Step 2: Convert to fraction form
    11,700.60/16,144.96 = 6,664.92/x
  3. Step 3: Cross multiply
    11,700.60x = 16,144.96 × 6,664.92
  4. Step 4: Simplify right side
    11,700.60x = 107,604,866.80
  5. Step 5: Solve for x
    x = 107,604,866.80/11,700.60
  6. Step 6: Final answer
    x = 9,196.53

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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.