Home / 11,847.27-16,350.10-6,813.08

Finding the Fourth Proportional to 11,847.27, 16,350.10 and 6,813.08

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Solution

The fourth proportional to 11,847.27, 16,350.10 and 6,813.08 is: 9,402.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847.27 : 16,350.10 = 6,813.08 : x
  2. Step 2: Convert to fraction form
    11,847.27/16,350.10 = 6,813.08/x
  3. Step 3: Cross multiply
    11,847.27x = 16,350.10 × 6,813.08
  4. Step 4: Simplify right side
    11,847.27x = 111,394,501.84
  5. Step 5: Solve for x
    x = 111,394,501.84/11,847.27
  6. Step 6: Final answer
    x = 9,402.54

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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.