Home / 8,535.14-12,786.14-5,604.56

Finding the Fourth Proportional to 8,535.14, 12,786.14 and 5,604.56

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Solution

The fourth proportional to 8,535.14, 12,786.14 and 5,604.56 is: 8,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.14 : 12,786.14 = 5,604.56 : x
  2. Step 2: Convert to fraction form
    8,535.14/12,786.14 = 5,604.56/x
  3. Step 3: Cross multiply
    8,535.14x = 12,786.14 × 5,604.56
  4. Step 4: Simplify right side
    8,535.14x = 71,660,688.80
  5. Step 5: Solve for x
    x = 71,660,688.80/8,535.14
  6. Step 6: Final answer
    x = 8,395.96

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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.