Home / 9,147.90-13,723.52-3,601.12

Finding the Fourth Proportional to 9,147.90, 13,723.52 and 3,601.12

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Solution

The fourth proportional to 9,147.90, 13,723.52 and 3,601.12 is: 5,402.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147.90 : 13,723.52 = 3,601.12 : x
  2. Step 2: Convert to fraction form
    9,147.90/13,723.52 = 3,601.12/x
  3. Step 3: Cross multiply
    9,147.90x = 13,723.52 × 3,601.12
  4. Step 4: Simplify right side
    9,147.90x = 49,420,042.34
  5. Step 5: Solve for x
    x = 49,420,042.34/9,147.90
  6. Step 6: Final answer
    x = 5,402.34

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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.