Home / 8,854.14-13,285.54-5,568.78

Finding the Fourth Proportional to 8,854.14, 13,285.54 and 5,568.78

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Solution

The fourth proportional to 8,854.14, 13,285.54 and 5,568.78 is: 8,355.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.14 : 13,285.54 = 5,568.78 : x
  2. Step 2: Convert to fraction form
    8,854.14/13,285.54 = 5,568.78/x
  3. Step 3: Cross multiply
    8,854.14x = 13,285.54 × 5,568.78
  4. Step 4: Simplify right side
    8,854.14x = 73,984,249.44
  5. Step 5: Solve for x
    x = 73,984,249.44/8,854.14
  6. Step 6: Final answer
    x = 8,355.89

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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.