Home / 9,209.14-13,817.12-5,513.95

Finding the Fourth Proportional to 9,209.14, 13,817.12 and 5,513.95

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Solution

The fourth proportional to 9,209.14, 13,817.12 and 5,513.95 is: 8,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.14 : 13,817.12 = 5,513.95 : x
  2. Step 2: Convert to fraction form
    9,209.14/13,817.12 = 5,513.95/x
  3. Step 3: Cross multiply
    9,209.14x = 13,817.12 × 5,513.95
  4. Step 4: Simplify right side
    9,209.14x = 76,186,908.82
  5. Step 5: Solve for x
    x = 76,186,908.82/9,209.14
  6. Step 6: Final answer
    x = 8,272.97

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1.5x scale

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.