Home / 9,706.11-13,394.43-5,514.36

Finding the Fourth Proportional to 9,706.11, 13,394.43 and 5,514.36

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Solution

The fourth proportional to 9,706.11, 13,394.43 and 5,514.36 is: 7,609.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,706.11 : 13,394.43 = 5,514.36 : x
  2. Step 2: Convert to fraction form
    9,706.11/13,394.43 = 5,514.36/x
  3. Step 3: Cross multiply
    9,706.11x = 13,394.43 × 5,514.36
  4. Step 4: Simplify right side
    9,706.11x = 73,861,709.01
  5. Step 5: Solve for x
    x = 73,861,709.01/9,706.11
  6. Step 6: Final answer
    x = 7,609.82

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1.5x scale

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.