Home / 9,467.40-14,205-3,921.86

Finding the Fourth Proportional to 9,467.40, 14,205 and 3,921.86

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Solution

The fourth proportional to 9,467.40, 14,205 and 3,921.86 is: 5,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,467.40 : 14,205 = 3,921.86 : x
  2. Step 2: Convert to fraction form
    9,467.40/14,205 = 3,921.86/x
  3. Step 3: Cross multiply
    9,467.40x = 14,205 × 3,921.86
  4. Step 4: Simplify right side
    9,467.40x = 55,710,021.30
  5. Step 5: Solve for x
    x = 55,710,021.30/9,467.40
  6. Step 6: Final answer
    x = 5,884.41

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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.