Home / 11,838.64-16,336.88-6,533.36

Finding the Fourth Proportional to 11,838.64, 16,336.88 and 6,533.36

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Solution

The fourth proportional to 11,838.64, 16,336.88 and 6,533.36 is: 9,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.64 : 16,336.88 = 6,533.36 : x
  2. Step 2: Convert to fraction form
    11,838.64/16,336.88 = 6,533.36/x
  3. Step 3: Cross multiply
    11,838.64x = 16,336.88 × 6,533.36
  4. Step 4: Simplify right side
    11,838.64x = 106,734,718.32
  5. Step 5: Solve for x
    x = 106,734,718.32/11,838.64
  6. Step 6: Final answer
    x = 9,015.79

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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.