Home / 5,920.56-8,171.01-4,425.91

Finding the Fourth Proportional to 5,920.56, 8,171.01 and 4,425.91

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Solution

The fourth proportional to 5,920.56, 8,171.01 and 4,425.91 is: 6,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.56 : 8,171.01 = 4,425.91 : x
  2. Step 2: Convert to fraction form
    5,920.56/8,171.01 = 4,425.91/x
  3. Step 3: Cross multiply
    5,920.56x = 8,171.01 × 4,425.91
  4. Step 4: Simplify right side
    5,920.56x = 36,164,134.44
  5. Step 5: Solve for x
    x = 36,164,134.44/5,920.56
  6. Step 6: Final answer
    x = 6,108.23

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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.