Home / 9,127.98-13,695.30-3,864.33

Finding the Fourth Proportional to 9,127.98, 13,695.30 and 3,864.33

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Solution

The fourth proportional to 9,127.98, 13,695.30 and 3,864.33 is: 5,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.98 : 13,695.30 = 3,864.33 : x
  2. Step 2: Convert to fraction form
    9,127.98/13,695.30 = 3,864.33/x
  3. Step 3: Cross multiply
    9,127.98x = 13,695.30 × 3,864.33
  4. Step 4: Simplify right side
    9,127.98x = 52,923,158.65
  5. Step 5: Solve for x
    x = 52,923,158.65/9,127.98
  6. Step 6: Final answer
    x = 5,797.90

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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.