Home / 9,107.92-13,658.32-3,560.64

Finding the Fourth Proportional to 9,107.92, 13,658.32 and 3,560.64

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Solution

The fourth proportional to 9,107.92, 13,658.32 and 3,560.64 is: 5,339.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.92 : 13,658.32 = 3,560.64 : x
  2. Step 2: Convert to fraction form
    9,107.92/13,658.32 = 3,560.64/x
  3. Step 3: Cross multiply
    9,107.92x = 13,658.32 × 3,560.64
  4. Step 4: Simplify right side
    9,107.92x = 48,632,360.52
  5. Step 5: Solve for x
    x = 48,632,360.52/9,107.92
  6. Step 6: Final answer
    x = 5,339.57

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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.