Home / 9,072.30-13,609.31-3,526.07

Finding the Fourth Proportional to 9,072.30, 13,609.31 and 3,526.07

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Solution

The fourth proportional to 9,072.30, 13,609.31 and 3,526.07 is: 5,289.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.30 : 13,609.31 = 3,526.07 : x
  2. Step 2: Convert to fraction form
    9,072.30/13,609.31 = 3,526.07/x
  3. Step 3: Cross multiply
    9,072.30x = 13,609.31 × 3,526.07
  4. Step 4: Simplify right side
    9,072.30x = 47,987,418.14
  5. Step 5: Solve for x
    x = 47,987,418.14/9,072.30
  6. Step 6: Final answer
    x = 5,289.44

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1.5x scale

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.