Home / 8,556.35-12,833.64-2,316.11

Finding the Fourth Proportional to 8,556.35, 12,833.64 and 2,316.11

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Solution

The fourth proportional to 8,556.35, 12,833.64 and 2,316.11 is: 3,473.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.35 : 12,833.64 = 2,316.11 : x
  2. Step 2: Convert to fraction form
    8,556.35/12,833.64 = 2,316.11/x
  3. Step 3: Cross multiply
    8,556.35x = 12,833.64 × 2,316.11
  4. Step 4: Simplify right side
    8,556.35x = 29,724,057.77
  5. Step 5: Solve for x
    x = 29,724,057.77/8,556.35
  6. Step 6: Final answer
    x = 3,473.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.