Home / 11,473.06-15,803.33-8,110.09

Finding the Fourth Proportional to 11,473.06, 15,803.33 and 8,110.09

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Solution

The fourth proportional to 11,473.06, 15,803.33 and 8,110.09 is: 11,171.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.06 : 15,803.33 = 8,110.09 : x
  2. Step 2: Convert to fraction form
    11,473.06/15,803.33 = 8,110.09/x
  3. Step 3: Cross multiply
    11,473.06x = 15,803.33 × 8,110.09
  4. Step 4: Simplify right side
    11,473.06x = 128,166,446.84
  5. Step 5: Solve for x
    x = 128,166,446.84/11,473.06
  6. Step 6: Final answer
    x = 11,171.08

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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.