Home / 10,022.05-13,830.33-5,990.73

Finding the Fourth Proportional to 10,022.05, 13,830.33 and 5,990.73

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Solution

The fourth proportional to 10,022.05, 13,830.33 and 5,990.73 is: 8,267.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.05 : 13,830.33 = 5,990.73 : x
  2. Step 2: Convert to fraction form
    10,022.05/13,830.33 = 5,990.73/x
  3. Step 3: Cross multiply
    10,022.05x = 13,830.33 × 5,990.73
  4. Step 4: Simplify right side
    10,022.05x = 82,853,772.84
  5. Step 5: Solve for x
    x = 82,853,772.84/10,022.05
  6. Step 6: Final answer
    x = 8,267.15

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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.