Home / 3,705.64-5,113.54-2,214.04

Finding the Fourth Proportional to 3,705.64, 5,113.54 and 2,214.04

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Solution

The fourth proportional to 3,705.64, 5,113.54 and 2,214.04 is: 3,055.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.64 : 5,113.54 = 2,214.04 : x
  2. Step 2: Convert to fraction form
    3,705.64/5,113.54 = 2,214.04/x
  3. Step 3: Cross multiply
    3,705.64x = 5,113.54 × 2,214.04
  4. Step 4: Simplify right side
    3,705.64x = 11,321,582.10
  5. Step 5: Solve for x
    x = 11,321,582.10/3,705.64
  6. Step 6: Final answer
    x = 3,055.23

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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.