Home / 5,918.05-8,166.85-3,265.50

Finding the Fourth Proportional to 5,918.05, 8,166.85 and 3,265.50

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Solution

The fourth proportional to 5,918.05, 8,166.85 and 3,265.50 is: 4,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.05 : 8,166.85 = 3,265.50 : x
  2. Step 2: Convert to fraction form
    5,918.05/8,166.85 = 3,265.50/x
  3. Step 3: Cross multiply
    5,918.05x = 8,166.85 × 3,265.50
  4. Step 4: Simplify right side
    5,918.05x = 26,668,848.68
  5. Step 5: Solve for x
    x = 26,668,848.68/5,918.05
  6. Step 6: Final answer
    x = 4,506.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.