Home / 9,415.32-14,122.98-3,257.88

Finding the Fourth Proportional to 9,415.32, 14,122.98 and 3,257.88

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Solution

The fourth proportional to 9,415.32, 14,122.98 and 3,257.88 is: 4,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.32 : 14,122.98 = 3,257.88 : x
  2. Step 2: Convert to fraction form
    9,415.32/14,122.98 = 3,257.88/x
  3. Step 3: Cross multiply
    9,415.32x = 14,122.98 × 3,257.88
  4. Step 4: Simplify right side
    9,415.32x = 46,010,974.08
  5. Step 5: Solve for x
    x = 46,010,974.08/9,415.32
  6. Step 6: Final answer
    x = 4,886.82

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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.