Home / 11,838.41-16,336.31-6,533.21

Finding the Fourth Proportional to 11,838.41, 16,336.31 and 6,533.21

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Solution

The fourth proportional to 11,838.41, 16,336.31 and 6,533.21 is: 9,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.41 : 16,336.31 = 6,533.21 : x
  2. Step 2: Convert to fraction form
    11,838.41/16,336.31 = 6,533.21/x
  3. Step 3: Cross multiply
    11,838.41x = 16,336.31 × 6,533.21
  4. Step 4: Simplify right side
    11,838.41x = 106,728,543.86
  5. Step 5: Solve for x
    x = 106,728,543.86/11,838.41
  6. Step 6: Final answer
    x = 9,015.45

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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.