Home / 3,706.45-5,114.40-2,214.02

Finding the Fourth Proportional to 3,706.45, 5,114.40 and 2,214.02

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Solution

The fourth proportional to 3,706.45, 5,114.40 and 2,214.02 is: 3,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.45 : 5,114.40 = 2,214.02 : x
  2. Step 2: Convert to fraction form
    3,706.45/5,114.40 = 2,214.02/x
  3. Step 3: Cross multiply
    3,706.45x = 5,114.40 × 2,214.02
  4. Step 4: Simplify right side
    3,706.45x = 11,323,383.89
  5. Step 5: Solve for x
    x = 11,323,383.89/3,706.45
  6. Step 6: Final answer
    x = 3,055.05

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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.