Home / 9,863.21-13,609.58-5,882.87

Finding the Fourth Proportional to 9,863.21, 13,609.58 and 5,882.87

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Solution

The fourth proportional to 9,863.21, 13,609.58 and 5,882.87 is: 8,117.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863.21 : 13,609.58 = 5,882.87 : x
  2. Step 2: Convert to fraction form
    9,863.21/13,609.58 = 5,882.87/x
  3. Step 3: Cross multiply
    9,863.21x = 13,609.58 × 5,882.87
  4. Step 4: Simplify right side
    9,863.21x = 80,063,292.43
  5. Step 5: Solve for x
    x = 80,063,292.43/9,863.21
  6. Step 6: Final answer
    x = 8,117.37

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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.