Home / 11,188.71-16,783.44-3,397.50

Finding the Fourth Proportional to 11,188.71, 16,783.44 and 3,397.50

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Solution

The fourth proportional to 11,188.71, 16,783.44 and 3,397.50 is: 5,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.71 : 16,783.44 = 3,397.50 : x
  2. Step 2: Convert to fraction form
    11,188.71/16,783.44 = 3,397.50/x
  3. Step 3: Cross multiply
    11,188.71x = 16,783.44 × 3,397.50
  4. Step 4: Simplify right side
    11,188.71x = 57,021,737.40
  5. Step 5: Solve for x
    x = 57,021,737.40/11,188.71
  6. Step 6: Final answer
    x = 5,096.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.