Home / 8,556.70-12,834.96-2,713.36

Finding the Fourth Proportional to 8,556.70, 12,834.96 and 2,713.36

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Solution

The fourth proportional to 8,556.70, 12,834.96 and 2,713.36 is: 4,070.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.70 : 12,834.96 = 2,713.36 : x
  2. Step 2: Convert to fraction form
    8,556.70/12,834.96 = 2,713.36/x
  3. Step 3: Cross multiply
    8,556.70x = 12,834.96 × 2,713.36
  4. Step 4: Simplify right side
    8,556.70x = 34,825,867.07
  5. Step 5: Solve for x
    x = 34,825,867.07/8,556.70
  6. Step 6: Final answer
    x = 4,070.01

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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.