Home / 11,265.12-16,897.68-4,684.14

Finding the Fourth Proportional to 11,265.12, 16,897.68 and 4,684.14

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Solution

The fourth proportional to 11,265.12, 16,897.68 and 4,684.14 is: 7,026.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.12 : 16,897.68 = 4,684.14 : x
  2. Step 2: Convert to fraction form
    11,265.12/16,897.68 = 4,684.14/x
  3. Step 3: Cross multiply
    11,265.12x = 16,897.68 × 4,684.14
  4. Step 4: Simplify right side
    11,265.12x = 79,151,098.80
  5. Step 5: Solve for x
    x = 79,151,098.80/11,265.12
  6. Step 6: Final answer
    x = 7,026.21

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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.