Home / 10,329.82-15,495.03-2,538.64

Finding the Fourth Proportional to 10,329.82, 15,495.03 and 2,538.64

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Solution

The fourth proportional to 10,329.82, 15,495.03 and 2,538.64 is: 3,808.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.82 : 15,495.03 = 2,538.64 : x
  2. Step 2: Convert to fraction form
    10,329.82/15,495.03 = 2,538.64/x
  3. Step 3: Cross multiply
    10,329.82x = 15,495.03 × 2,538.64
  4. Step 4: Simplify right side
    10,329.82x = 39,336,302.96
  5. Step 5: Solve for x
    x = 39,336,302.96/10,329.82
  6. Step 6: Final answer
    x = 3,808.03

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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.