Home / 11,638.44-16,061.39-6,333.60

Finding the Fourth Proportional to 11,638.44, 16,061.39 and 6,333.60

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Solution

The fourth proportional to 11,638.44, 16,061.39 and 6,333.60 is: 8,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638.44 : 16,061.39 = 6,333.60 : x
  2. Step 2: Convert to fraction form
    11,638.44/16,061.39 = 6,333.60/x
  3. Step 3: Cross multiply
    11,638.44x = 16,061.39 × 6,333.60
  4. Step 4: Simplify right side
    11,638.44x = 101,726,327.81
  5. Step 5: Solve for x
    x = 101,726,327.81/11,638.44
  6. Step 6: Final answer
    x = 8,740.55

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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.