Home / 5,505.39-8,257.50-1,556.55

Finding the Fourth Proportional to 5,505.39, 8,257.50 and 1,556.55

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Solution

The fourth proportional to 5,505.39, 8,257.50 and 1,556.55 is: 2,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.39 : 8,257.50 = 1,556.55 : x
  2. Step 2: Convert to fraction form
    5,505.39/8,257.50 = 1,556.55/x
  3. Step 3: Cross multiply
    5,505.39x = 8,257.50 × 1,556.55
  4. Step 4: Simplify right side
    5,505.39x = 12,853,211.63
  5. Step 5: Solve for x
    x = 12,853,211.63/5,505.39
  6. Step 6: Final answer
    x = 2,334.66

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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.