Home / 11,740.95-16,223.99-8,548.71

Finding the Fourth Proportional to 11,740.95, 16,223.99 and 8,548.71

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Solution

The fourth proportional to 11,740.95, 16,223.99 and 8,548.71 is: 11,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.95 : 16,223.99 = 8,548.71 : x
  2. Step 2: Convert to fraction form
    11,740.95/16,223.99 = 8,548.71/x
  3. Step 3: Cross multiply
    11,740.95x = 16,223.99 × 8,548.71
  4. Step 4: Simplify right side
    11,740.95x = 138,694,185.55
  5. Step 5: Solve for x
    x = 138,694,185.55/11,740.95
  6. Step 6: Final answer
    x = 11,812.86

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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.