Home / 3,706.22-5,115.04-2,214.13

Finding the Fourth Proportional to 3,706.22, 5,115.04 and 2,214.13

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Solution

The fourth proportional to 3,706.22, 5,115.04 and 2,214.13 is: 3,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.22 : 5,115.04 = 2,214.13 : x
  2. Step 2: Convert to fraction form
    3,706.22/5,115.04 = 2,214.13/x
  3. Step 3: Cross multiply
    3,706.22x = 5,115.04 × 2,214.13
  4. Step 4: Simplify right side
    3,706.22x = 11,325,363.52
  5. Step 5: Solve for x
    x = 11,325,363.52/3,706.22
  6. Step 6: Final answer
    x = 3,055.77

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1.5x scale

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.