Home / 7,380.32-11,071.89-2,384.03

Finding the Fourth Proportional to 7,380.32, 11,071.89 and 2,384.03

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Solution

The fourth proportional to 7,380.32, 11,071.89 and 2,384.03 is: 3,576.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.32 : 11,071.89 = 2,384.03 : x
  2. Step 2: Convert to fraction form
    7,380.32/11,071.89 = 2,384.03/x
  3. Step 3: Cross multiply
    7,380.32x = 11,071.89 × 2,384.03
  4. Step 4: Simplify right side
    7,380.32x = 26,395,662.56
  5. Step 5: Solve for x
    x = 26,395,662.56/7,380.32
  6. Step 6: Final answer
    x = 3,576.50

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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.