Home / 9,731.20-14,601.90-4,467.80

Finding the Fourth Proportional to 9,731.20, 14,601.90 and 4,467.80

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Solution

The fourth proportional to 9,731.20, 14,601.90 and 4,467.80 is: 6,704.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.20 : 14,601.90 = 4,467.80 : x
  2. Step 2: Convert to fraction form
    9,731.20/14,601.90 = 4,467.80/x
  3. Step 3: Cross multiply
    9,731.20x = 14,601.90 × 4,467.80
  4. Step 4: Simplify right side
    9,731.20x = 65,238,368.82
  5. Step 5: Solve for x
    x = 65,238,368.82/9,731.20
  6. Step 6: Final answer
    x = 6,704.04

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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.