Home / 9,104.45-13,666.39-3,913.97

Finding the Fourth Proportional to 9,104.45, 13,666.39 and 3,913.97

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Solution

The fourth proportional to 9,104.45, 13,666.39 and 3,913.97 is: 5,875.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.45 : 13,666.39 = 3,913.97 : x
  2. Step 2: Convert to fraction form
    9,104.45/13,666.39 = 3,913.97/x
  3. Step 3: Cross multiply
    9,104.45x = 13,666.39 × 3,913.97
  4. Step 4: Simplify right side
    9,104.45x = 53,489,762.35
  5. Step 5: Solve for x
    x = 53,489,762.35/9,104.45
  6. Step 6: Final answer
    x = 5,875.13

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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.