Home / 9,342.32-14,013.44-3,102.80

Finding the Fourth Proportional to 9,342.32, 14,013.44 and 3,102.80

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Solution

The fourth proportional to 9,342.32, 14,013.44 and 3,102.80 is: 4,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342.32 : 14,013.44 = 3,102.80 : x
  2. Step 2: Convert to fraction form
    9,342.32/14,013.44 = 3,102.80/x
  3. Step 3: Cross multiply
    9,342.32x = 14,013.44 × 3,102.80
  4. Step 4: Simplify right side
    9,342.32x = 43,480,816.05
  5. Step 5: Solve for x
    x = 43,480,816.05/9,342.32
  6. Step 6: Final answer
    x = 4,654.18

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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.