Home / 8,377.37-12,565.88-2,137.25

Finding the Fourth Proportional to 8,377.37, 12,565.88 and 2,137.25

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Solution

The fourth proportional to 8,377.37, 12,565.88 and 2,137.25 is: 3,205.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377.37 : 12,565.88 = 2,137.25 : x
  2. Step 2: Convert to fraction form
    8,377.37/12,565.88 = 2,137.25/x
  3. Step 3: Cross multiply
    8,377.37x = 12,565.88 × 2,137.25
  4. Step 4: Simplify right side
    8,377.37x = 26,856,353.51
  5. Step 5: Solve for x
    x = 26,856,353.51/8,377.37
  6. Step 6: Final answer
    x = 3,205.82

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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.