Home / 11,043.77-16,548.64-5,117

Finding the Fourth Proportional to 11,043.77, 16,548.64 and 5,117

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Solution

The fourth proportional to 11,043.77, 16,548.64 and 5,117 is: 7,667.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.77 : 16,548.64 = 5,117 : x
  2. Step 2: Convert to fraction form
    11,043.77/16,548.64 = 5,117/x
  3. Step 3: Cross multiply
    11,043.77x = 16,548.64 × 5,117
  4. Step 4: Simplify right side
    11,043.77x = 84,679,390.88
  5. Step 5: Solve for x
    x = 84,679,390.88/11,043.77
  6. Step 6: Final answer
    x = 7,667.62

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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.