Home / 9,336.70-13,999.65-3,493.90

Finding the Fourth Proportional to 9,336.70, 13,999.65 and 3,493.90

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Solution

The fourth proportional to 9,336.70, 13,999.65 and 3,493.90 is: 5,238.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,336.70 : 13,999.65 = 3,493.90 : x
  2. Step 2: Convert to fraction form
    9,336.70/13,999.65 = 3,493.90/x
  3. Step 3: Cross multiply
    9,336.70x = 13,999.65 × 3,493.90
  4. Step 4: Simplify right side
    9,336.70x = 48,913,377.14
  5. Step 5: Solve for x
    x = 48,913,377.14/9,336.70
  6. Step 6: Final answer
    x = 5,238.83

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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.