Home / 9,103.43-13,655.42-3,556.55

Finding the Fourth Proportional to 9,103.43, 13,655.42 and 3,556.55

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Solution

The fourth proportional to 9,103.43, 13,655.42 and 3,556.55 is: 5,334.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.43 : 13,655.42 = 3,556.55 : x
  2. Step 2: Convert to fraction form
    9,103.43/13,655.42 = 3,556.55/x
  3. Step 3: Cross multiply
    9,103.43x = 13,655.42 × 3,556.55
  4. Step 4: Simplify right side
    9,103.43x = 48,566,166.22
  5. Step 5: Solve for x
    x = 48,566,166.22/9,103.43
  6. Step 6: Final answer
    x = 5,334.93

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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.