Home / 11,026.99-15,217.42-5,991.31

Finding the Fourth Proportional to 11,026.99, 15,217.42 and 5,991.31

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Solution

The fourth proportional to 11,026.99, 15,217.42 and 5,991.31 is: 8,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.99 : 15,217.42 = 5,991.31 : x
  2. Step 2: Convert to fraction form
    11,026.99/15,217.42 = 5,991.31/x
  3. Step 3: Cross multiply
    11,026.99x = 15,217.42 × 5,991.31
  4. Step 4: Simplify right side
    11,026.99x = 91,172,280.62
  5. Step 5: Solve for x
    x = 91,172,280.62/11,026.99
  6. Step 6: Final answer
    x = 8,268.10

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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.