Home / 11,330.34-16,986.52-4,308.93

Finding the Fourth Proportional to 11,330.34, 16,986.52 and 4,308.93

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Solution

The fourth proportional to 11,330.34, 16,986.52 and 4,308.93 is: 6,459.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.34 : 16,986.52 = 4,308.93 : x
  2. Step 2: Convert to fraction form
    11,330.34/16,986.52 = 4,308.93/x
  3. Step 3: Cross multiply
    11,330.34x = 16,986.52 × 4,308.93
  4. Step 4: Simplify right side
    11,330.34x = 73,193,725.62
  5. Step 5: Solve for x
    x = 73,193,725.62/11,330.34
  6. Step 6: Final answer
    x = 6,459.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.