Home / 3,556.55-5,327.13-2,580.50

Finding the Fourth Proportional to 3,556.55, 5,327.13 and 2,580.50

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Solution

The fourth proportional to 3,556.55, 5,327.13 and 2,580.50 is: 3,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.55 : 5,327.13 = 2,580.50 : x
  2. Step 2: Convert to fraction form
    3,556.55/5,327.13 = 2,580.50/x
  3. Step 3: Cross multiply
    3,556.55x = 5,327.13 × 2,580.50
  4. Step 4: Simplify right side
    3,556.55x = 13,746,658.97
  5. Step 5: Solve for x
    x = 13,746,658.97/3,556.55
  6. Step 6: Final answer
    x = 3,865.17

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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.