Home / 11,119.82-15,345.40-6,083.96

Finding the Fourth Proportional to 11,119.82, 15,345.40 and 6,083.96

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Solution

The fourth proportional to 11,119.82, 15,345.40 and 6,083.96 is: 8,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.82 : 15,345.40 = 6,083.96 : x
  2. Step 2: Convert to fraction form
    11,119.82/15,345.40 = 6,083.96/x
  3. Step 3: Cross multiply
    11,119.82x = 15,345.40 × 6,083.96
  4. Step 4: Simplify right side
    11,119.82x = 93,360,799.78
  5. Step 5: Solve for x
    x = 93,360,799.78/11,119.82
  6. Step 6: Final answer
    x = 8,395.89

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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.