Home / 10,352.43-14,286.24-5,636.70

Finding the Fourth Proportional to 10,352.43, 14,286.24 and 5,636.70

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Solution

The fourth proportional to 10,352.43, 14,286.24 and 5,636.70 is: 7,778.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.43 : 14,286.24 = 5,636.70 : x
  2. Step 2: Convert to fraction form
    10,352.43/14,286.24 = 5,636.70/x
  3. Step 3: Cross multiply
    10,352.43x = 14,286.24 × 5,636.70
  4. Step 4: Simplify right side
    10,352.43x = 80,527,249.01
  5. Step 5: Solve for x
    x = 80,527,249.01/10,352.43
  6. Step 6: Final answer
    x = 7,778.58

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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.