Home / 8,960.32-13,438.86-3,336.94

Finding the Fourth Proportional to 8,960.32, 13,438.86 and 3,336.94

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Solution

The fourth proportional to 8,960.32, 13,438.86 and 3,336.94 is: 5,004.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.32 : 13,438.86 = 3,336.94 : x
  2. Step 2: Convert to fraction form
    8,960.32/13,438.86 = 3,336.94/x
  3. Step 3: Cross multiply
    8,960.32x = 13,438.86 × 3,336.94
  4. Step 4: Simplify right side
    8,960.32x = 44,844,669.49
  5. Step 5: Solve for x
    x = 44,844,669.49/8,960.32
  6. Step 6: Final answer
    x = 5,004.81

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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.