Home / 10,624.30-15,914.14-5,072.06

Finding the Fourth Proportional to 10,624.30, 15,914.14 and 5,072.06

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Solution

The fourth proportional to 10,624.30, 15,914.14 and 5,072.06 is: 7,597.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,624.30 : 15,914.14 = 5,072.06 : x
  2. Step 2: Convert to fraction form
    10,624.30/15,914.14 = 5,072.06/x
  3. Step 3: Cross multiply
    10,624.30x = 15,914.14 × 5,072.06
  4. Step 4: Simplify right side
    10,624.30x = 80,717,472.93
  5. Step 5: Solve for x
    x = 80,717,472.93/10,624.30
  6. Step 6: Final answer
    x = 7,597.44

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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.