Home / 8,379.39-11,562.69-5,022.12

Finding the Fourth Proportional to 8,379.39, 11,562.69 and 5,022.12

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Solution

The fourth proportional to 8,379.39, 11,562.69 and 5,022.12 is: 6,930.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379.39 : 11,562.69 = 5,022.12 : x
  2. Step 2: Convert to fraction form
    8,379.39/11,562.69 = 5,022.12/x
  3. Step 3: Cross multiply
    8,379.39x = 11,562.69 × 5,022.12
  4. Step 4: Simplify right side
    8,379.39x = 58,069,216.70
  5. Step 5: Solve for x
    x = 58,069,216.70/8,379.39
  6. Step 6: Final answer
    x = 6,930.01

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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.