Home / 9,455.32-14,171.76-3,905.92

Finding the Fourth Proportional to 9,455.32, 14,171.76 and 3,905.92

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Solution

The fourth proportional to 9,455.32, 14,171.76 and 3,905.92 is: 5,854.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.32 : 14,171.76 = 3,905.92 : x
  2. Step 2: Convert to fraction form
    9,455.32/14,171.76 = 3,905.92/x
  3. Step 3: Cross multiply
    9,455.32x = 14,171.76 × 3,905.92
  4. Step 4: Simplify right side
    9,455.32x = 55,353,760.82
  5. Step 5: Solve for x
    x = 55,353,760.82/9,455.32
  6. Step 6: Final answer
    x = 5,854.25

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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.