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Finding the Fourth Proportional to 11,617.58, 16,033.64 and 6,901.88

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Solution

The fourth proportional to 11,617.58, 16,033.64 and 6,901.88 is: 9,525.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.58 : 16,033.64 = 6,901.88 : x
  2. Step 2: Convert to fraction form
    11,617.58/16,033.64 = 6,901.88/x
  3. Step 3: Cross multiply
    11,617.58x = 16,033.64 × 6,901.88
  4. Step 4: Simplify right side
    11,617.58x = 110,662,144.57
  5. Step 5: Solve for x
    x = 110,662,144.57/11,617.58
  6. Step 6: Final answer
    x = 9,525.41

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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.