Home / 3,370.10-5,056.12-1,395.36

Finding the Fourth Proportional to 3,370.10, 5,056.12 and 1,395.36

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Solution

The fourth proportional to 3,370.10, 5,056.12 and 1,395.36 is: 2,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.10 : 5,056.12 = 1,395.36 : x
  2. Step 2: Convert to fraction form
    3,370.10/5,056.12 = 1,395.36/x
  3. Step 3: Cross multiply
    3,370.10x = 5,056.12 × 1,395.36
  4. Step 4: Simplify right side
    3,370.10x = 7,055,109.35
  5. Step 5: Solve for x
    x = 7,055,109.35/3,370.10
  6. Step 6: Final answer
    x = 2,093.45

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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.