Home / 11,006.99-15,190.40-6,226.94

Finding the Fourth Proportional to 11,006.99, 15,190.40 and 6,226.94

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Solution

The fourth proportional to 11,006.99, 15,190.40 and 6,226.94 is: 8,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.99 : 15,190.40 = 6,226.94 : x
  2. Step 2: Convert to fraction form
    11,006.99/15,190.40 = 6,226.94/x
  3. Step 3: Cross multiply
    11,006.99x = 15,190.40 × 6,226.94
  4. Step 4: Simplify right side
    11,006.99x = 94,589,602.29
  5. Step 5: Solve for x
    x = 94,589,602.29/11,006.99
  6. Step 6: Final answer
    x = 8,593.60

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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.