Home / 11,835.60-16,333.02-6,530.28

Finding the Fourth Proportional to 11,835.60, 16,333.02 and 6,530.28

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Solution

The fourth proportional to 11,835.60, 16,333.02 and 6,530.28 is: 9,011.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.60 : 16,333.02 = 6,530.28 : x
  2. Step 2: Convert to fraction form
    11,835.60/16,333.02 = 6,530.28/x
  3. Step 3: Cross multiply
    11,835.60x = 16,333.02 × 6,530.28
  4. Step 4: Simplify right side
    11,835.60x = 106,659,193.85
  5. Step 5: Solve for x
    x = 106,659,193.85/11,835.60
  6. Step 6: Final answer
    x = 9,011.73

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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.