Home / 11,845.14-16,346.21-6,539.95

Finding the Fourth Proportional to 11,845.14, 16,346.21 and 6,539.95

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Solution

The fourth proportional to 11,845.14, 16,346.21 and 6,539.95 is: 9,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.14 : 16,346.21 = 6,539.95 : x
  2. Step 2: Convert to fraction form
    11,845.14/16,346.21 = 6,539.95/x
  3. Step 3: Cross multiply
    11,845.14x = 16,346.21 × 6,539.95
  4. Step 4: Simplify right side
    11,845.14x = 106,903,396.09
  5. Step 5: Solve for x
    x = 106,903,396.09/11,845.14
  6. Step 6: Final answer
    x = 9,025.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.