Home / 9,071.14-13,609.18-3,803.39

Finding the Fourth Proportional to 9,071.14, 13,609.18 and 3,803.39

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Solution

The fourth proportional to 9,071.14, 13,609.18 and 3,803.39 is: 5,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.14 : 13,609.18 = 3,803.39 : x
  2. Step 2: Convert to fraction form
    9,071.14/13,609.18 = 3,803.39/x
  3. Step 3: Cross multiply
    9,071.14x = 13,609.18 × 3,803.39
  4. Step 4: Simplify right side
    9,071.14x = 51,761,019.12
  5. Step 5: Solve for x
    x = 51,761,019.12/9,071.14
  6. Step 6: Final answer
    x = 5,706.12

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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.