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Finding the Fourth Proportional to 3,706.54, 5,555.00 and 2,774.79

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Solution

The fourth proportional to 3,706.54, 5,555.00 and 2,774.79 is: 4,158.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.54 : 5,555.00 = 2,774.79 : x
  2. Step 2: Convert to fraction form
    3,706.54/5,555.00 = 2,774.79/x
  3. Step 3: Cross multiply
    3,706.54x = 5,555.00 × 2,774.79
  4. Step 4: Simplify right side
    3,706.54x = 15,413,965.39
  5. Step 5: Solve for x
    x = 15,413,965.39/3,706.54
  6. Step 6: Final answer
    x = 4,158.59

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1.5x scale

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.