Home / 11,838.78-16,337.46-6,533.55

Finding the Fourth Proportional to 11,838.78, 16,337.46 and 6,533.55

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Solution

The fourth proportional to 11,838.78, 16,337.46 and 6,533.55 is: 9,016.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.78 : 16,337.46 = 6,533.55 : x
  2. Step 2: Convert to fraction form
    11,838.78/16,337.46 = 6,533.55/x
  3. Step 3: Cross multiply
    11,838.78x = 16,337.46 × 6,533.55
  4. Step 4: Simplify right side
    11,838.78x = 106,741,611.78
  5. Step 5: Solve for x
    x = 106,741,611.78/11,838.78
  6. Step 6: Final answer
    x = 9,016.27

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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.