Home / 11,556.46-17,335.50-5,711.50

Finding the Fourth Proportional to 11,556.46, 17,335.50 and 5,711.50

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Solution

The fourth proportional to 11,556.46, 17,335.50 and 5,711.50 is: 8,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.46 : 17,335.50 = 5,711.50 : x
  2. Step 2: Convert to fraction form
    11,556.46/17,335.50 = 5,711.50/x
  3. Step 3: Cross multiply
    11,556.46x = 17,335.50 × 5,711.50
  4. Step 4: Simplify right side
    11,556.46x = 99,011,708.25
  5. Step 5: Solve for x
    x = 99,011,708.25/11,556.46
  6. Step 6: Final answer
    x = 8,567.65

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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.